diff --git a/docker-mirror-images.groovy b/docker-mirror-images.groovy
index 51a621e..3d96d2a 100644
--- a/docker-mirror-images.groovy
+++ b/docker-mirror-images.groovy
@@ -71,7 +71,7 @@
         currentBuild.description = "${user}: [${env.SOURCE_IMAGE_TAG} => ${env.IMAGE_TAG}]\n${env.IMAGE_LIST}"
         try {
             allowedGroups = ['release-engineering']
-            releaseTags = ['proposed', 'release', 'testing', '2018', '2019', '2020']
+            releaseTags = ['proposed', 'release',  '2018', '2019', '2020']
             tags = [env.SOURCE_IMAGE_TAG, env.IMAGE_TAG]
             tagInRelease = tags.any { tag -> releaseTags.any { tag.contains(it) } }
             if (tagInRelease) {