diff --git a/scripts/check-kernel-commit b/scripts/check-kernel-commit
index 13dc675..45a0a6e 100755
--- a/scripts/check-kernel-commit
+++ b/scripts/check-kernel-commit
@@ -46,7 +46,7 @@ KBC_CHECK_TERMS="$*"
 
 term2regex()
 {
-    shopt nocasematch
+    shopt -q nocasematch
     local t=$1
     case $t in
         # CVEs first