diff --git a/hack/update-codegen.sh b/hack/update-codegen.sh
index e56abb7fc4..4f9ffea2a6 100755
--- a/hack/update-codegen.sh
+++ b/hack/update-codegen.sh
@@ -43,7 +43,7 @@ ${REPO_ROOT_DIR}/hack/generate-knative.sh "injection" \
 K8S_TYPES=$(find ./vendor/k8s.io/api -type d -path '*/*/*/*/*/*' | cut -d'/' -f 5-6 | sort | sed 's@/@:@g' |
   grep -v "abac:" | \
   grep -v "admission:" | \
-  grep -v "admissionregistration:" \
+  grep -v "admissionregistration:" | \
   grep -v "componentconfig:" | \
   grep -v "imagepolicy:" | \
   grep -v "resource:" | \