diff --git a/.travis.yml b/.travis.yml
index cccd463..48336ec 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -35,6 +35,7 @@ deploy:
     on:
       branch: master
   - provider: script
-    script: ./dockerfiles/tag-and-push-docker-images.sh ${DOCKERHUB_USERNAME} ${DOCKERHUB_PASSWORD} ${DOCKER_TEMP_TAG} ${TRAVIS_TAG}
+    script: ./dockerfiles/tag-and-push-docker-images.sh ${DOCKERHUB_USERNAME} ${DOCKERHUB_PASSWORD} ${DOCKER_TEMP_TAG} v${TRAVIS_BRANCH##release-}
     on:
-      tags: true
+      all_branches: true
+      condition: "$TRAVIS_BRANCH =~ ^release-([0-9]+.)*[0-9]+$"