diff --git a/opi5-efi.spec b/opi5-efi.spec
index 8cb857b..8d452d4 100644
--- a/opi5-efi.spec
+++ b/opi5-efi.spec
@@ -5,11 +5,11 @@
 
 Name: opi5-efi
 Version: 0.0.1
-Release: 3%{?dist}
+Release: 4%{?dist}
 Summary: Necessary files for booting from vendor U-Boot on Orange Pi 5
 License: GPL
 Provides: %{name}-%{version}
-Requires: uboot-tools
+Requires: kernel-opi5-tfg uboot-tools
 
 %global full_ver %{version}-%{release}
 
@@ -49,6 +49,7 @@ if [ -f /boot/.uname ]; then
     sed -i "s/setenvunamer/setenv unamer \"${UNAME_R}\"/" /boot/efi/boot.cmd-%{full_ver}
 else
     echo "ERROR: No /boot/.uname found to extract 'uname -r' from."
+    exit 1
 fi
 
 mkimage -C none -A arm -T script -d /boot/efi/boot.cmd-%{full_ver} /boot/efi/boot.scr-%{full_ver}