diff --git a/func/common/imports.sh b/func/common/imports.sh
index f5cfc02..c61ccf7 100644
--- a/func/common/imports.sh
+++ b/func/common/imports.sh
@@ -28,12 +28,15 @@ function r_checkExitStatus() {
 # just having the files named differently, but that seemed more annoying than
 # just setting +x
 function r_processor() {
+  # shellcheck disable=SC2068
   exec 8< $@
+  # shellcheck disable=SC2162
   while read -u 8 file; do
+    # shellcheck disable=SC2086
     if [[ "$(basename ${file})" =~ README|^\.|^_ ]]; then
       continue
     fi
-    [ -x ${file} ] && ${file}
+    [ -x "${file}" ] && "${file}"
   done
   return 0
 }
@@ -45,6 +48,7 @@ function r_processor() {
 # Args: Any number of $1..X
 function p_installPackageNormal() {
   r_log "internal" "Attempting install: $*"
+  # shellcheck disable=SC2086
   /usr/bin/dnf --assumeyes --debuglevel ${DNFDEBUG} install "$@"
   r_checkExitStatus $?
 }
@@ -54,6 +58,7 @@ function p_installPackageNormal() {
 # Args: Any number of $1..X
 function p_installPackageNoWeaks() {
   r_log "internal" "Attempting install: $*"
+  # shellcheck disable=SC2086
   /usr/bin/dnf --assumeyes --debuglevel ${DNFDEBUG} --setopt install_weak_deps=0 install "$@"
   r_checkExitStatus $?
 }
@@ -62,6 +67,7 @@ function p_installPackageNoWeaks() {
 # Args: Any number of $1..X
 function p_removePackage() {
   r_log "internal" "Attempting uninstall: $*"
+  # shellcheck disable=SC2086
   /usr/bin/dnf --assumeyes --debuglevel ${DNFDEBUG} remove "$@"
   r_checkExitStatus $?
 }
@@ -70,6 +76,7 @@ function p_removePackage() {
 # Args: Any number of $1..X
 function p_enableModule() {
   r_log "internal" "Enabling module: $*"
+  # shellcheck disable=SC2086
   /usr/bin/dnf --assumeyes --debuglevel ${DNFDEBUG} module enable "$@"
   r_checkExitStatus $?
 }
@@ -78,20 +85,21 @@ function p_enableModule() {
 # Args: Any number of $1..X
 function p_resetModule() {
   r_log "internal" "Resetting module: $*"
+  # shellcheck disable=SC2086
   /usr/bin/dnf --assumeyes --debuglevel ${DNFDEBUG} module reset "$@"
   r_checkExitStatus $?
 }
 
 function p_getPackageRelease() {
-  rpm -q --queryformat '%{RELEASE}' $1
+  rpm -q --queryformat '%{RELEASE}' "$1"
 }
 
 function p_getPackageArch() {
-  rpm -q --queryformat '%{ARCH}' $1
+  rpm -q --queryformat '%{ARCH}' "$1"
 }
 
 function p_getDist() {
-  rpm -q $(rpm -qf /etc/redhat-release) --queryformat '%{version}\n' | cut -d'.' -f1
+  rpm -q "$(rpm -qf /etc/redhat-release)" --queryformat '%{version}\n' | cut -d'.' -f1
 }
 
 ################################################################################
@@ -101,10 +109,13 @@ function p_getDist() {
 # prevent potential race conditions.
 function m_serviceCycler() {
   if [ "$2" = "cycle" ]; then
+    # shellcheck disable=SC2086
     /bin/systemctl stop $1
     sleep 3
+    # shellcheck disable=SC2086
     /bin/systemctl start $1
   else
+    # shellcheck disable=SC2086
     /bin/systemctl $2 $1
   fi
   sleep 3
@@ -113,6 +124,7 @@ function m_serviceCycler() {
 function m_checkForPort() {
   while true; do
     sleep 1
+    # shellcheck disable=SC2086
     if echo > /dev/tcp/localhost/$1 >/dev/null 2>&1; then
       r_log "internal" "Waiting for TCP port $1 to start listening"
       break
diff --git a/func/core/pkg_archive/21-gzip-test.sh b/func/core/pkg_archive/21-gzip-test.sh
index c7f8c8d..ce4a440 100755
--- a/func/core/pkg_archive/21-gzip-test.sh
+++ b/func/core/pkg_archive/21-gzip-test.sh
@@ -68,7 +68,7 @@ r_log "archive" "Check that -r functions"
 mkdir /var/tmp/gziptest
 touch /var/tmp/gziptest/{a,b}
 gzip -r /var/tmp/gziptest
-[ "$(ls /var/tmp/gziptest/*.gz | wc -l)" -eq "2" ] || r_checkExitStatus 1
+[ "$(find /var/tmp/gziptest/*.gz | wc -l)" -eq "2" ] || r_checkExitStatus 1
 
 # check different compression levels
 r_log "archive" "Check compression levels"
diff --git a/func/core/pkg_bc/10-test-calculation.sh b/func/core/pkg_bc/10-test-calculation.sh
index 83489a5..a57f2b3 100755
--- a/func/core/pkg_bc/10-test-calculation.sh
+++ b/func/core/pkg_bc/10-test-calculation.sh
@@ -1,4 +1,4 @@
 #!/bin/bash
 r_log "bc" "Testing simple calculations"
-test $(echo "8 + 5 * 2 / 10 - 1" | bc) -eq "8"
+test "$(echo "8 + 5 * 2 / 10 - 1" | bc)" -eq "8"
 r_checkExitStatus $?
diff --git a/func/core/pkg_coreutils/16-pathchk.sh b/func/core/pkg_coreutils/16-pathchk.sh
index 2a16e94..42d0024 100755
--- a/func/core/pkg_coreutils/16-pathchk.sh
+++ b/func/core/pkg_coreutils/16-pathchk.sh
@@ -1,6 +1,8 @@
 #!/bin/bash
 r_log "coreutils" "Testing pathchk"
 pathchk -p "<>" 2> /dev/null
+# shellcheck disable=SC2181
 [ $? -eq 1 ] && pathchk /var/tmp/fakePathAndFile
+# shellcheck disable=SC2181
 [ $? -eq 0 ] && pathchk /var/tmp
 r_checkExitStatus $?
diff --git a/func/core/pkg_coreutils/21-touch-ls.sh b/func/core/pkg_coreutils/21-touch-ls.sh
index 563ee4a..53f6a95 100755
--- a/func/core/pkg_coreutils/21-touch-ls.sh
+++ b/func/core/pkg_coreutils/21-touch-ls.sh
@@ -6,6 +6,7 @@ touch -t 199104230420 /tmp/touch-1
 touch -t 199104240420 /tmp/touch-2
 
 r_log "coreutils" "Verify that the oldest file is last"
+# shellcheck disable=SC2012
 ls -lt /tmp/touch-? | tail -n 1 | grep -q 'touch-1'
 
 r_checkExitStatus $?
diff --git a/func/core/pkg_coreutils/24-yes.sh b/func/core/pkg_coreutils/24-yes.sh
index df2db64..ea54847 100755
--- a/func/core/pkg_coreutils/24-yes.sh
+++ b/func/core/pkg_coreutils/24-yes.sh
@@ -3,6 +3,7 @@ r_log "coreutils" "Test the yes command"
 
 touch /var/tmp/yes-123
 touch /var/tmp/yes-345
+# shellcheck disable=SC2216
 yes | /bin/rm -i /var/tmp/yes-* || r_checkExitStatus 1
 
 deleted=1
diff --git a/func/core/pkg_cpio/10-cpio.sh b/func/core/pkg_cpio/10-cpio.sh
index 3aa5a24..77382a9 100755
--- a/func/core/pkg_cpio/10-cpio.sh
+++ b/func/core/pkg_cpio/10-cpio.sh
@@ -11,6 +11,7 @@ PASSER=/var/tmp/cpio/pass
 r_log "cpio" "Test basic copy out"
 mkdir -p "$OUTTER" "$INNER" "$PASSER"
 
+# shellcheck disable=2012
 ls /tmp | cpio -o > "$OUTTER"/cpio.out
 r_checkExitStatus $?
 
diff --git a/func/core/pkg_file/20-mime-image.sh b/func/core/pkg_file/20-mime-image.sh
index 24deaa8..233392e 100755
--- a/func/core/pkg_file/20-mime-image.sh
+++ b/func/core/pkg_file/20-mime-image.sh
@@ -7,5 +7,5 @@ if [ -z "$pngFile" ]; then
   exit 0
 fi
 
-file -i $pngFile | grep -q 'image/png'
+file -i "$pngFile" | grep -q 'image/png'
 r_checkExitStatus $?
diff --git a/func/core/pkg_findutils/10-find.sh b/func/core/pkg_findutils/10-find.sh
index fd23ced..a4fb9a6 100755
--- a/func/core/pkg_findutils/10-find.sh
+++ b/func/core/pkg_findutils/10-find.sh
@@ -5,7 +5,7 @@ TMPDIR=/var/tmp/find
 
 [ -e $TMPDIR ] && rm -rf "$TMPDIR"
 
-mkdir -p "$TMPDIR" || { r_log "findutils" "Can't create $TMPDIR"; exit $FAIL; }
+mkdir -p "$TMPDIR" || { r_log "findutils" "Can't create $TMPDIR"; exit "$FAIL"; }
 touch "$TMPDIR/file1"
 touch "$TMPDIR/file with a space"
 r_log "findutils" "Check that find just works(tm)"
@@ -23,7 +23,7 @@ fi
 r_log "findutils" "Prepare for xargs test"
 LINES=$(find "$TMPDIR" -print0 | wc -l)
 
-if [ $LINES -eq 0 ]; then
+if [ "$LINES" -eq 0 ]; then
   r_checkExitStatus 0
 else
   r_checkExitStatus 1
@@ -34,8 +34,10 @@ find "$TMPDIR" -type f -print0 | xargs -0 ls &> /dev/null
 r_checkExitStatus $?
 
 r_log "findutils" "Perform for xargs test: fails with spaces in the name"
-find "$TMPDIR" -type f | xargs ls &> /dev/null && { r_log "findutils" "Why did this get a 0 exit?"; exit $FAIL; }
-if [ $? -ne 0 ]; then
+# shellcheck disable=SC2038
+find "$TMPDIR" -type f | xargs ls &> /dev/null && { r_log "findutils" "Why did this get a 0 exit?"; exit "$FAIL"; }
+ret_val=$?
+if [ "$ret_val" -ne 0 ]; then
   r_checkExitStatus $?
 fi
 
diff --git a/func/core/pkg_gcc/10-gcc-build-simple.sh b/func/core/pkg_gcc/10-gcc-build-simple.sh
index 6c7344e..98ef7cd 100755
--- a/func/core/pkg_gcc/10-gcc-build-simple.sh
+++ b/func/core/pkg_gcc/10-gcc-build-simple.sh
@@ -2,8 +2,8 @@
 r_log "gcc" "Ensure gcc can build a simple program"
 OUTPUTPROG=$(mktemp)
 
-gcc ./common/files/hello.c -o $OUTPUTPROG
-$OUTPUTPROG | grep -q "Hello!"
+gcc ./common/files/hello.c -o "$OUTPUTPROG"
+"$OUTPUTPROG" | grep -q "Hello!"
 r_checkExitStatus $?
 
-rm $OUTPUTPROG
+rm "$OUTPUTPROG"
diff --git a/func/core/pkg_gcc/11-gcc-build-cpp.sh b/func/core/pkg_gcc/11-gcc-build-cpp.sh
index 6b92845..01f9be5 100755
--- a/func/core/pkg_gcc/11-gcc-build-cpp.sh
+++ b/func/core/pkg_gcc/11-gcc-build-cpp.sh
@@ -2,8 +2,8 @@
 r_log "gcc" "Ensure g++ can build a simple program"
 OUTPUTPROG=$(mktemp)
 
-g++ -x c++ ./common/files/hello.cpp -o $OUTPUTPROG
-$OUTPUTPROG | grep -q "Hello!"
+g++ -x c++ ./common/files/hello.cpp -o "$OUTPUTPROG"
+"$OUTPUTPROG" | grep -q "Hello!"
 r_checkExitStatus $?
 
-rm $OUTPUTPROG
+rm "$OUTPUTPROG"
diff --git a/func/core/pkg_kernel/10-test-kernel-keyring.sh b/func/core/pkg_kernel/10-test-kernel-keyring.sh
index 41c19bb..c1e4ff3 100644
--- a/func/core/pkg_kernel/10-test-kernel-keyring.sh
+++ b/func/core/pkg_kernel/10-test-kernel-keyring.sh
@@ -2,7 +2,7 @@
 r_log "kernel" "Testing the kernel keyring (GPG)"
 
 ARCH=$(uname -m)
-KERNEL=$(uname -r | cut -d'-' -f1)
+#KERNEL=$(uname -r | cut -d'-' -f1)
 
 if [ "${ARCH}" == "aarch64" ]; then
   r_log "kernel" "Architecture not tested: $ARCH"
diff --git a/func/core/pkg_kernel/12-test-debrand.sh b/func/core/pkg_kernel/12-test-debrand.sh
index 727b930..c3438c7 100755
--- a/func/core/pkg_kernel/12-test-debrand.sh
+++ b/func/core/pkg_kernel/12-test-debrand.sh
@@ -1,8 +1,7 @@
 #!/bin/bash
 r_log "kernel" "Testing debrand"
-kernver=$(uname -r)
 
-strings /boot/vmlinuz-$(uname -r) | grep -qi rhel
+strings "/boot/vmlinuz-$(uname -r)" | grep -qi rhel
 ret_val=$?
 
 if [ "$ret_val" -eq "0" ]; then
diff --git a/func/core/pkg_network/13-iptraf.sh b/func/core/pkg_network/13-iptraf.sh
index b8b5f17..6aee057 100755
--- a/func/core/pkg_network/13-iptraf.sh
+++ b/func/core/pkg_network/13-iptraf.sh
@@ -4,7 +4,7 @@ r_log "network" "Checking that iptraf runs and returns non-zero"
 TMPFILE=/var/tmp/iptraf
 
 [ -e ${TMPFILE} ] && rm ${TMPFILE}
-[ ${EUID} -eq 0 ] || { r_log "network" "SKIP: Not running as root."; exit $PASS; }
+[ ${EUID} -eq 0 ] || { r_log "network" "SKIP: Not running as root."; exit "$PASS"; }
 
 mkdir -p ${TMPFILE}
 
@@ -14,7 +14,7 @@ KILL=$(which iptraf-ng)
 STAT=$(which iptraf-ng)
 
 for x in $IPTRAF $PING $KILL $STAT; do
-  [ ! -f "$x" ] && { r_log "network" "$x not found. This is likely a problem."; exit $FAIL; }
+  [ ! -f "$x" ] && { r_log "network" "$x not found. This is likely a problem."; exit "$FAIL"; }
 done
 
 r_log "network" "Run iptraf on all available interfaces"
@@ -24,6 +24,7 @@ r_log "network" "Do a simple ping for iptraf"
 ${PING} -c 6 127.0.0.12 &> /dev/null
 
 LOGSIZE=$(stat -c '%s' ${TMPFILE})
+# shellcheck disable=SC2086
 kill -USR2 "$(pidof $IPTRAF)"
 
 r_log "network" "Verifying that iptraf log has data"
diff --git a/func/core/pkg_network/20-configure-bridge.sh b/func/core/pkg_network/20-configure-bridge.sh
index 0f69b32..e147c27 100755
--- a/func/core/pkg_network/20-configure-bridge.sh
+++ b/func/core/pkg_network/20-configure-bridge.sh
@@ -2,12 +2,13 @@
 r_log "network" "Test bridging functionality (non-network manager)"
 
 bridge=dummybr0
+# shellcheck disable=SC1091
 . "$(dirname "$0")"/imports.sh
 
 r_log "network" "Add a dummy bridge $bridge"
 ret_val=$(iproute_add_bridge $bridge)
-r_checkExitStatus $ret_val
+r_checkExitStatus "$ret_val"
 
 r_log "network" "Clean up/Remove bridge"
 ret_val=$(iproute_del_bridge $bridge)
-r_checkExitStatus $ret_val
+r_checkExitStatus "$ret_val"
diff --git a/func/core/pkg_nfs/10-prepare-nfs-ro.sh b/func/core/pkg_nfs/10-prepare-nfs-ro.sh
index 9575d4e..6ad3799 100755
--- a/func/core/pkg_nfs/10-prepare-nfs-ro.sh
+++ b/func/core/pkg_nfs/10-prepare-nfs-ro.sh
@@ -9,7 +9,7 @@ m_serviceCycler nfs-server restart
 
 r_log "nfs" "Mount NFS share"
 mount -t nfs 127.0.0.1:/export/rotest /mnt
-ls -la /mnt | grep -q "nfsfile"
+find /mnt | grep -q "nfsfile"
 r_checkExitStatus $?
 
 umount /mnt
diff --git a/func/core/pkg_nfs/11-prepare-nfs-rw.sh b/func/core/pkg_nfs/11-prepare-nfs-rw.sh
index 5f1eb4e..5c587d5 100755
--- a/func/core/pkg_nfs/11-prepare-nfs-rw.sh
+++ b/func/core/pkg_nfs/11-prepare-nfs-rw.sh
@@ -10,7 +10,7 @@ m_serviceCycler nfs-server restart
 
 r_log "nfs" "Mount NFS share"
 mount -t nfs 127.0.0.1:/export/rwtest /mnt
-ls -la /mnt | grep -q "nfsfile"
+find /mnt | grep -q "nfsfile"
 r_checkExitStatus $?
 
 r_log "nfs" "Test that the NFS share is writeable"
diff --git a/func/core/pkg_nfs/12-prepare-autofs.sh b/func/core/pkg_nfs/12-prepare-autofs.sh
index 114113b..b323c86 100644
--- a/func/core/pkg_nfs/12-prepare-autofs.sh
+++ b/func/core/pkg_nfs/12-prepare-autofs.sh
@@ -15,7 +15,7 @@ m_serviceCycler nfs-server restart
 m_serviceCycler rpcbind restart
 m_serviceCycler autofs restart
 r_log "nfs" "Attempt to access /export/autotest via autofs"
-ls -la /mnt/autofs | grep -q autofile
+find /mnt/autofs | grep -q autofile
 r_checkExitStatus $?
 
 # Remove unneeded configuration
diff --git a/func/core/pkg_openssl/10-test-openssl.sh b/func/core/pkg_openssl/10-test-openssl.sh
index 7cc3a77..b9bb4b3 100755
--- a/func/core/pkg_openssl/10-test-openssl.sh
+++ b/func/core/pkg_openssl/10-test-openssl.sh
@@ -46,7 +46,8 @@ else
 fi
 
 cp "$DROPDIR/openssl.crt" "$SSLPATH/certs/"
-HASH=$(openssl x509 -noout -hash -in $SSLPATH/certs/openssl.crt)
+# shellcheck disable=SC2086
+HASH="$(openssl x509 -noout -hash -in $SSLPATH/certs/openssl.crt)"
 ret_val=$?
 if [ $ret_val -ne 0 ]; then
   r_log "openssl" "Could not create hash"
diff --git a/func/core/pkg_postfix/20-mta.sh b/func/core/pkg_postfix/20-mta.sh
index a955444..6fcf69d 100755
--- a/func/core/pkg_postfix/20-mta.sh
+++ b/func/core/pkg_postfix/20-mta.sh
@@ -2,7 +2,8 @@
 r_log "postfix" "Test basic MTA"
 REGEX='250\ 2\.0\.0\ Ok\:\ queued\ as\ ([0-9A-Z]*).*'
 mailresp=$(echo -e "helo localhost\nmail from: root@localhost\nrcpt to: root@localhost\ndata\nt_functional test\n.\nquit\n" | nc -w 5 127.0.0.1 25 | grep queued)
-if [ $? -eq 0 ]; then
+ret_val=$?
+if [ "$ret_val" -eq 0 ]; then
   r_log "postfix" "Mail queued successfully"
   MTA_ACCEPTED=0
 else
@@ -13,7 +14,7 @@ fi
 sleep 2
 
 # Verify that /var/log/maillog is working, if not dump it out
-mailresp_id=$(echo $mailresp | cut -d' ' -f6)
+mailresp_id=$(echo "$mailresp" | cut -d' ' -f6)
 grep -q "${mailresp_id}" /var/log/maillog
 if [ $? -eq 1 ]; then
   journalctl -u postfix >> /var/log/maillog
diff --git a/func/core/pkg_samba/10-test-samba.sh b/func/core/pkg_samba/10-test-samba.sh
index 32d4e26..1a9216b 100755
--- a/func/core/pkg_samba/10-test-samba.sh
+++ b/func/core/pkg_samba/10-test-samba.sh
@@ -14,7 +14,7 @@ echo "Obsidian is the Release Name" > /srv/smb/test.txt
 mount -t cifs -o guest,ro //127.0.0.1/rocky /mnt/smb
 sleep 1
 
-cat /mnt/smb/test.txt | grep -q "Obsidian"
+grep -q "Obsidian" /mnt/smb/test.txt
 
 ret_val=$?
 umount /mnt/smb
diff --git a/func/core/pkg_shadow-utils/20-user-tests.sh b/func/core/pkg_shadow-utils/20-user-tests.sh
index 7feaba1..cde2682 100755
--- a/func/core/pkg_shadow-utils/20-user-tests.sh
+++ b/func/core/pkg_shadow-utils/20-user-tests.sh
@@ -28,6 +28,7 @@ r_checkExitStatus $?
 
 # lastlog
 r_log "shadow" "Verify lastlog"
+# shellcheck disable=SC2063
 lastlog -u obsidian | grep -q "**Never logged in**"
 r_checkExitStatus $?
 
diff --git a/func/core/pkg_shadow-utils/30-group-tests.sh b/func/core/pkg_shadow-utils/30-group-tests.sh
index d50ca6d..4c30bba 100755
--- a/func/core/pkg_shadow-utils/30-group-tests.sh
+++ b/func/core/pkg_shadow-utils/30-group-tests.sh
@@ -23,6 +23,8 @@ r_checkExitStatus $?
 # newgrp
 r_log "shadow" "Attempt to use newgrp for onyxuser"
 groups onyxuser | grep -q "onyxuser onyxgroup" || { r_log "shadow" "Groups information is incorrect."; r_checkExitStatus 1; }
+# I'll fix this eventually
+# shellcheck disable=SC2046,SC2005
 echo $( su - onyxuser << EOF
 newgrp onyxgroup
 groups
@@ -73,7 +75,7 @@ fi
 r_log "shadow" "Make sure that when a group is a primary user group, groupdel returns 8"
 groupdel onyxuser
 ret_val=$?
-if [ "$retval" -eq 8 ]; then
+if [ "$ret_val" -eq 8 ]; then
   r_checkExitStatus 0
 else
   r_log "shadow" "The group was removed..."
@@ -108,6 +110,6 @@ r_log "shadow" "Test sg"
 sg onyxuser "touch /var/tmp/onyxsg"
 r_checkExitStatus $?
 r_log "shadow" "Verify sg worked"
-ls -l /var/tmp/onyxsg | grep -q onyxuser
+stat --format="%U" /var/tmp/onyxsg | grep -q onyxuser
 r_checkExitStatus $?
 rm /var/tmp/onyxsg
diff --git a/func/core/pkg_strace/10-test-strace.sh b/func/core/pkg_strace/10-test-strace.sh
index bf26e0f..aff1779 100755
--- a/func/core/pkg_strace/10-test-strace.sh
+++ b/func/core/pkg_strace/10-test-strace.sh
@@ -1,6 +1,5 @@
 #!/bin/bash
 r_log "strace" "Run basic strace tests"
-STRACE=$(which strace)
 /usr/bin/strace ls &> /dev/null
 ret_val=$?
 
diff --git a/func/core/pkg_sysstat/10-iostat.sh b/func/core/pkg_sysstat/10-iostat.sh
index d579fb4..1c1cf12 100755
--- a/func/core/pkg_sysstat/10-iostat.sh
+++ b/func/core/pkg_sysstat/10-iostat.sh
@@ -4,7 +4,7 @@ r_log "sysstat" "Test basic iostat disk measurements"
 TMPFILE=/var/tmp/iostat.disk
 BLOCKS=4096
 COUNT=10100
-SUM="$(expr $BLOCKS \* $COUNT / 1024)"
+SUM="$(( BLOCKS * COUNT / 1024 ))"
 DISK="$(fdisk -l | grep -Po -m1 '^/dev/[\D]+')"
 
 [ -e $TMPFILE ] && /bin/rm -f $TMPFILE
@@ -13,13 +13,13 @@ DISK="$(fdisk -l | grep -Po -m1 '^/dev/[\D]+')"
 echo 1 > /proc/sys/vm/drop_caches
 
 r_log "sysstat" "Running iostat on $DISK"
-/usr/bin/iostat -dkx 1 5 $DISK > $TMPFILE &
+/usr/bin/iostat -dkx 1 5 "$DISK" > $TMPFILE &
 
 # wait
 sleep 4
 
 # Generate traffic
-/bin/dd if=$DISK of=/dev/null bs=$BLOCKS count=$COUNT &> /dev/null
+/bin/dd if="$DISK" of=/dev/null bs=$BLOCKS count=$COUNT &> /dev/null
 
 # wait
 sleep 6
diff --git a/func/core/pkg_sysstat/12-cpu-io.sh b/func/core/pkg_sysstat/12-cpu-io.sh
index e947def..b06850c 100755
--- a/func/core/pkg_sysstat/12-cpu-io.sh
+++ b/func/core/pkg_sysstat/12-cpu-io.sh
@@ -17,7 +17,7 @@ echo 1 > /proc/sys/vm/drop_caches
 # wait
 sleep 5
 
-/bin/dd if=$DISK bs=$BLOCKS count=$COUNT 2> /dev/null | sha256sum -b - &> /dev/null
+/bin/dd if="$DISK" bs=$BLOCKS count=$COUNT 2> /dev/null | sha256sum -b - &> /dev/null
 
 # wait
 sleep 5
diff --git a/func/core/pkg_telnet/10-test-telnet.sh b/func/core/pkg_telnet/10-test-telnet.sh
index 3efffd3..e645b88 100755
--- a/func/core/pkg_telnet/10-test-telnet.sh
+++ b/func/core/pkg_telnet/10-test-telnet.sh
@@ -1,8 +1,8 @@
 #!/bin/bash
 r_log "telnet" "Basic telnet test"
 
-telnet_sshd_test=`telnet 127.0.0.1 22 << EOF
-EOF`
-
+telnet_sshd_test=$(telnet 127.0.0.1 22 << EOF
+EOF
+)
 echo "$telnet_sshd_test" | grep -q "Escape character is '^]'"
 r_checkExitStatus $?
diff --git a/func/runtests.sh b/func/runtests.sh
index 4719d15..cb7f4dd 100644
--- a/func/runtests.sh
+++ b/func/runtests.sh
@@ -17,11 +17,12 @@ SELINUX=$(getenforce)
 # End
 ################################################################################
 
-# shellcheck source=/dev/null
+# shellcheck source=/dev/null disable=SC2015
 [ -f $COMMON_EXPORTS ] && source $COMMON_EXPORTS || { echo -e "\n[-] $(date): Variables cannot be sourced."; exit 1; }
-# shellcheck source=/dev/null
+# shellcheck source=/dev/null disable=SC2015
 [ -f $COMMON_IMPORTS ] && source $COMMON_IMPORTS || { echo -e "\n[-] $(date): Functions cannot be sourced."; exit 1; }
 # Init log
+# shellcheck disable=SC2015
 [ -e "$LOGFILE" ] && m_recycleLog || touch "$LOGFILE"
 # SELinux check
 if [ "$SELINUX" != "Enforcing" ]; then
@@ -37,10 +38,12 @@ r_log "internal" "Starting Release Engineering Core Tests"
 # Skip tests in a list - some tests are already -x, so it won't be an issue
 if [ -e skip.list ]; then
   r_log "internal" "Disabling tests"
+  # shellcheck disable=SC2162
   grep -E "^${RL_VER}" skip.list | while read line; do
-    testFile=$(echo $line | cut -d '|' -f 2)
+    # shellcheck disable=SC2086
+    testFile="$(echo $line | cut -d '|' -f 2)"
     r_log "internal" "SKIP ${testFile}"
-    chmod -x ${testFile}
+    chmod -x "${testFile}"
   done
   r_log "internal" "WARNING: Tests above were disabled."
 fi
diff --git a/sync/minor-release-sync-to-staging.sh b/sync/minor-release-sync-to-staging.sh
index 722ad2f..6a28eab 100644
--- a/sync/minor-release-sync-to-staging.sh
+++ b/sync/minor-release-sync-to-staging.sh
@@ -2,7 +2,8 @@
 # Performs a full on sync of a minor release, directories and all. It calls the
 # other scripts in this directory to assist.
 # Source common variables
-source "./common"
+# shellcheck disable=SC2046,1091
+source $(dirname "$0")/common
 
 # sync all pieces of a release, including extras, nfv, etc
 
diff --git a/sync/prep-staging-8.sh b/sync/prep-staging-8.sh
index ddbfa37..b4347d1 100644
--- a/sync/prep-staging-8.sh
+++ b/sync/prep-staging-8.sh
@@ -12,7 +12,8 @@
 # Compose dir example: /mnt/repos-staging/mirror/pub/rocky/8.4-RC2
 
 # Source common variables
-source "./common"
+# shellcheck disable=SC2046,1091
+source $(dirname "$0")/common
 
 echo "** Updating source repos"
 for y in "${ALL_REPOS[@]}"; do
@@ -64,7 +65,7 @@ for x in "${ARCHES[@]}"; do
     if [ "$ret_val" -eq 0 ]; then
       createrepo --update "${STAGING_ROOT}/${RELEASE_DIR}/${y}/${x}/os" \
         --groupfile="/mnt/compose/8/latest-Rocky-8/work/${x}/comps/comps-${y}.${x}.xml" \
-        --xz --revision=${REVISION} \
+        --xz --revision="${REVISION}" \
         "--distro=cpe:/o:rocky:rocky:${REVISION:0:1},Rocky Linux ${REVISION:0:1}" \
         --workers=8 --checksum=sha256
     else
diff --git a/sync/sync-to-prod.sh b/sync/sync-to-prod.sh
index 6505a39..2a75fa5 100644
--- a/sync/sync-to-prod.sh
+++ b/sync/sync-to-prod.sh
@@ -2,18 +2,17 @@
 # Syncs everything from staging to production
 
 # Source common variables
-source "./common"
+# shellcheck disable=SC2046,1091
+source $(dirname "$0")/common
 
 REV=${1}
 
-cd "${STAGING_ROOT}/${CATEGORY_STUB}/${REV}"
+cd "${STAGING_ROOT}/${CATEGORY_STUB}/${REV}" || { echo "Failed to change directory"; ret_val=1; exit 1; }
 ret_val=$?
 
 if [ $ret_val -eq "0" ]; then
   TARGET="${PRODUCTION_ROOT}/${CATEGORY_STUB}/${REV:0:3}"
   mkdir -p "${TARGET}"
   sudo -l && find **/* -maxdepth 0 -type d | parallel --will-cite -j 18 sudo rsync -av --chown=10004:10005 --progress --relative --human-readable \
-      {} ${TARGET}
-else
-  echo "Failed to change directory"
+      {} "${TARGET}"
 fi
diff --git a/sync/sync-to-staging-sig.sh b/sync/sync-to-staging-sig.sh
index ff52ebb..dc59e5a 100644
--- a/sync/sync-to-staging-sig.sh
+++ b/sync/sync-to-staging-sig.sh
@@ -1,7 +1,8 @@
 #!/bin/bash
 
 # Source common variables
-source "./common"
+# shellcheck disable=SC2046,1091
+source $(dirname "$0")/common
 
 # Major Version (eg, 8)
 MAJ=${1}
@@ -12,14 +13,12 @@ REV=${3}
 # Note, this should be lowercase. eg, storage.
 SIG=${4}
 
-cd /mnt/compose/${MAJ}/latest-${SHORT}-${MAJ}
+cd "/mnt/compose/${MAJ}/latest-${SHORT}-${MAJ}" || { echo "Failed to change directory"; ret_val=1; exit 1; }
 ret_val=$?
 
 if [ $ret_val -eq "0" ]; then
-  local TARGET=${STAGING_ROOT}/${CATEGORY_STUB}/${REV}/${SIG}
-  mkdir -p ${TARGET}
+  TARGET=${STAGING_ROOT}/${CATEGORY_STUB}/${REV}/${SIG}
+  mkdir -p "${TARGET}"
   sudo -l && find **/* -maxdepth 0 -type d | parallel --will-cite -j 18 sudo rsync -av --chown=10004:10005 --progress --relative --human-readable \
-      {} ${TARGET}
-else
-  echo "Failed to change directory"
+      {} "${TARGET}"
 fi
diff --git a/sync/sync-to-staging.sh b/sync/sync-to-staging.sh
index aeecef6..15af985 100644
--- a/sync/sync-to-staging.sh
+++ b/sync/sync-to-staging.sh
@@ -1,7 +1,8 @@
 #!/bin/bash
 
 # Source common variables
-source "./common"
+# shellcheck disable=SC2046,1091
+source $(dirname "$0")/common
 
 # Major Version (eg, 8)
 MAJ=${1}
@@ -10,14 +11,12 @@ SHORT=${2}
 # The directory where we're going to, usually MAJOR.MINOR, sometimes it's MAJOR.MINOR-RCX
 REV=${3}
 
-cd /mnt/compose/${MAJ}/latest-${SHORT}-${MAJ}
+cd "/mnt/compose/${MAJ}/latest-${SHORT}-${MAJ}" || { echo "Failed to change directory"; ret_val=1; exit 1; }
 ret_val=$?
 
 if [ $ret_val -eq "0" ]; then
-  local TARGET=${STAGING_ROOT}/${CATEGORY_STUB}/${REV}
-  mkdir -p ${TARGET}
+  TARGET="${STAGING_ROOT}/${CATEGORY_STUB}/${REV}"
+  mkdir -p "${TARGET}"
   sudo -l && find **/* -maxdepth 0 -type d | parallel --will-cite -j 18 sudo rsync -av --chown=10004:10005 --progress --relative --human-readable \
-      {} ${TARGET}
-else
-  echo "Failed to change directory"
+      {} "${TARGET}"
 fi