diff --git a/kdumpst-load.sh.in b/kdumpst-load.sh.in
index c28b925..02552e5 100644
--- a/kdumpst-load.sh.in
+++ b/kdumpst-load.sh.in
@@ -26,6 +26,11 @@ grub_update() {
 		fi
 
 		if [ "$1" = "pstore" ] && [ "${CRASHK}" -ne 0 ]; then
+			#  Let's be sure our cmdline is there...
+			if ! grep -q "${GRUB_CMDLINE}" "${GRUB_CFG_FILE}"; then
+				return 0
+			fi
+
 			sed -i "s/\"${GRUB_CMDLINE}/\"/g" "${GRUB_CFG_FILE}"
 
 			if ! grub-mkconfig -o "${GRUB_BOOT_FILE}" 1>/dev/null; then