diff --git a/hack/jenkins/release_update_releases_json.go b/hack/jenkins/release_update_releases_json.go
index 438c21398b..c2ccd6f50d 100644
--- a/hack/jenkins/release_update_releases_json.go
+++ b/hack/jenkins/release_update_releases_json.go
@@ -60,7 +60,7 @@ func main() {
 	if *releasesFile == "" || *version == "" {
 		fmt.Println("All flags are required and cannot be empty")
 		flag.PrintDefaults()
-		return
+		os.Exit(1)
 	}
 
 	r, err := getReleases(*releasesFile)
diff --git a/hack/jenkins/test-flake-chart/process_last_90/process_last_90.go b/hack/jenkins/test-flake-chart/process_last_90/process_last_90.go
index 6c93acee15..a7eb60b620 100644
--- a/hack/jenkins/test-flake-chart/process_last_90/process_last_90.go
+++ b/hack/jenkins/test-flake-chart/process_last_90/process_last_90.go
@@ -34,7 +34,7 @@ func main() {
 	if *dataFile == "" || *dataLast90File == "" {
 		fmt.Println("All flags are required and cannot be empty")
 		flag.PrintDefaults()
-		return
+		os.Exit(1)
 	}
 
 	data, err := os.Open(*dataFile)