diff --git a/diskimage_builder/elements/dkms/post-install.d/97-dkms b/diskimage_builder/elements/dkms/post-install.d/97-dkms
index 9c54220b..47019d05 100755
--- a/diskimage_builder/elements/dkms/post-install.d/97-dkms
+++ b/diskimage_builder/elements/dkms/post-install.d/97-dkms
@@ -8,7 +8,7 @@ fi
 set -eu
 set -o pipefail
 
-modules=$(dkms status | tr ',:' ' ' | awk '{ print $1 "/" $2 }')
+modules=$(dkms status | tr ',:/' ' ' | awk '{ print $1 "/" $2 }')
 kernels=$(ls /usr/src/linux-headers-*-*-* -d | sed -e 's|/usr/src/linux-headers-||' || echo "")
 # NOTE(bnemec): On Fedora, the versions can be found in /usr/src/kernels
 if [ -z "$kernels" ]; then