diff --git a/Jenkinsfile b/Jenkinsfile
index 946096e..8b83147 100644
--- a/Jenkinsfile
+++ b/Jenkinsfile
@@ -5,7 +5,7 @@ pipeline {
         REGISTRY = 'git.virtheart.com'
         REGISTRY_OWNER = 'virtheart'
         REGISTRY_USERNAME = 'chenchun@virtheart.com'
-        IMAGE_NAME = "${env.JOB_NAME.replace(' ', '-').toLowerCase()}"
+        IMAGE_NAME = "${env.JOB_NAME.replaceAll(/[^a-zA-Z0-9.-]/, '-').toLowerCase()}"
         IMAGE_TAG = "${env.BUILD_NUMBER}"
     }