diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index 1784ff59bc35254ebab8f0fdac45a251259d2bf8..5f9c978ffe351db0dd2eafa5c88f196674c52e63 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -46,7 +46,7 @@ build-testenv:
   stage: setup
   image: docker:20.10
   script:
-    - DOCKER_BASE_IMAGE="${CPPLIB_REGISTRY_IMAGE}:${CPPLIB_BRANCH}"
+    - DOCKER_BASE_IMAGE="${CPPLIB_REGISTRY_IMAGE}"
     - docker login -u gitlab-ci-token -p $CI_JOB_TOKEN $CI_REGISTRY
     - if docker pull "$DOCKER_BASE_IMAGE" ; then
         echo "DOCKER_BASE_IMAGE=${DOCKER_BASE_IMAGE}" ;