diff --git a/hack/shellcheck.sh b/hack/shellcheck.sh
index 3e2f353cd9..e7e7c0ba19 100755
--- a/hack/shellcheck.sh
+++ b/hack/shellcheck.sh
@@ -7,7 +7,7 @@ CONTAINER_RUNTIME="${CONTAINER_RUNTIME:-podman}"
 
 if [ "${IS_CONTAINER}" != "false" ]; then
   TOP_DIR="${1:-.}"
-  find "${TOP_DIR}" \( -path ./vendor -prune \) -o -name '*.sh' -exec shellcheck -s bash {} \+
+  find "${TOP_DIR}" -path ./vendor -prune -o -name '*.sh' -type f -exec shellcheck -s bash {} \+
 else
   "${CONTAINER_RUNTIME}" run --rm \
     --env IS_CONTAINER=TRUE \