diff --git a/home/.chezmoiscripts/universal/run_onchange_after_57-netdata.tmpl b/home/.chezmoiscripts/universal/run_onchange_after_57-netdata.tmpl
index 3d67525d..3c0e3b85 100644
--- a/home/.chezmoiscripts/universal/run_onchange_after_57-netdata.tmpl
+++ b/home/.chezmoiscripts/universal/run_onchange_after_57-netdata.tmpl
@@ -31,4 +31,4 @@ else
     logg warn '`netdata-claim.sh` is not available in the PATH'
 fi
 
-{{ end - }}
+{{ end -}}
diff --git a/home/.chezmoiscripts/universal/run_onchange_after_64-grub-settings.tmpl b/home/.chezmoiscripts/universal/run_onchange_after_64-grub-settings.tmpl
index 39de59c8..34b872f9 100644
--- a/home/.chezmoiscripts/universal/run_onchange_after_64-grub-settings.tmpl
+++ b/home/.chezmoiscripts/universal/run_onchange_after_64-grub-settings.tmpl
@@ -122,6 +122,8 @@ fi
 if ! command -v grub2-mkconfig > /dev/null; then
     if command -v grub-mkconfig > /dev/null; then
         sudo ln -s "$(which grub-mkconfig)" /usr/bin/grub2-mkconfig
+    elif sudo which grub-mkconfig > /dev/null; then
+        sudo ln -s "$(sudo which grub-mkconfig)" /usr/bin/grub2-mkconfig
     else
         logg warn 'Neither grub2-mkconfig or grub-mkconfig are available'
     fi
@@ -130,24 +132,31 @@ fi
 ### Apply GRUB2 theme
 # Set export DEBUG_MODE=true to bypass GRUB2 / Plymouth application
 if [ "$DEBUG_MODE" != 'true' ]; then
-    if [ -d /sys/firmware/efi ]; then
-        logg info 'Assuming system is UEFI-enabled since /sys/firmware/efi is present'
-        if [ -f /boot/efi/EFI/qubes/grub.cfg ]; then
-            logg info 'Running sudo grub2-mkconfig -o /boot/efi/EFI/qubes/grub.cfg'
-            sudo grub2-mkconfig -o /boot/efi/EFI/qubes/grub.cfg
-            logg success 'Applied GRUB2 theme'
-        elif [ -f /boot/efi/EFI/grub.cfg ]; then
-            logg info 'Running sudo grub2-mkconfig -o /boot/efi/EFI/grub.cfg'
-            sudo grub2-mkconfig -o /boot/efi/EFI/grub.cfg
-            logg success 'Applied GRUB2 theme'
+    if command -v grub2-mkconfig > /dev/null; then
+        if [ -d /sys/firmware/efi ]; then
+            logg info 'Assuming system is UEFI-enabled since /sys/firmware/efi is present'
+            if [ -f /boot/efi/EFI/qubes/grub.cfg ]; then
+                logg info 'Running sudo grub2-mkconfig -o /boot/efi/EFI/qubes/grub.cfg'
+                sudo grub2-mkconfig -o /boot/efi/EFI/qubes/grub.cfg
+                logg success 'Applied GRUB2 theme'
+            elif [ -f /boot/efi/EFI/grub.cfg ]; then
+                logg info 'Running sudo grub2-mkconfig -o /boot/efi/EFI/grub.cfg'
+                sudo grub2-mkconfig -o /boot/efi/EFI/grub.cfg
+                logg success 'Applied GRUB2 theme'
+            else
+                logg warn 'Unknown GRUB2 configuration - not applying GRUB2 theme'
+            fi
         else
-            logg warn 'Unknown GRUB2 configuration - not applying GRUB2 theme'
+            logg info 'Assuming system is non-UEFI since /sys/firmware/efi is not present'
+            logg info 'Running sudo grub2-mkconfig -o /boot/grub2/grub.cfg'
+            sudo grub2-mkconfig -o /boot/grub2/grub.cfg
+            logg success 'Applied GRUB2 theme'
         fi
+    elif [ -f /usr/sbin/update-grub ]; then
+        logg info 'Running `sudo update-grub`'
+        sudo update-grub
     else
-        logg info 'Assuming system is non-UEFI since /sys/firmware/efi is not present'
-        logg info 'Running sudo grub2-mkconfig -o /boot/grub2/grub.cfg'
-        sudo grub2-mkconfig -o /boot/grub2/grub.cfg
-        logg success 'Applied GRUB2 theme'
+        logg warn 'Unable to find appropriate GRUB mkconfig command'
     fi
 else
     logg info 'Skipping GRUB2 theme application because DEBUG_MODE is set to true'