diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index aa7a8c3fd1aa1c42aa615c09284efa781b5961f9..3849ab4eccecfe4d1b1ebc26036dca092654da08 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -10,7 +10,7 @@ build:
   script:
     - |
       case "$CI_COMMIT_BRANCH" in
-        v*) export DATE=$(date -u +%Y.%m.%dT%H-%M-%SZ); export TAG="RELEASE"-${DATE}; echo "TAG=$TAG" >> build.env ;;
+        master) export DATE=$(date -u +%Y.%m.%dT%H-%M-%SZ); export TAG="RELEASE"-${DATE}; echo "TAG=$TAG" >> build.env ;;
         *) export TAG=$CI_COMMIT_SHORT_SHA ;;
       esac
     - wget --no-check-certificate https://github.com/mikefarah/yq/releases/download/v4.2.0/yq_linux_amd64 -O /yq && chmod +x /yq