diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index ecbf18310daec0547a5f5cdd65bcbc42089b3c2c..9bf28de799dde207684ecd505fe157c203a29150 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -422,7 +422,7 @@ sync-zotero:
       --build-arg "BASE_URL=$BASE_URL" 
       --build-arg "MEILI_HOST=${MEILI_HOST}" 
       --build-arg "MEILI_API_KEY=$MEILI_API_KEY"
-      --build-arg "SHORT_SHA=${$CI_COMMIT_SHORT_SHA}"
+      --build-arg "SHORT_SHA=${CI_COMMIT_SHORT_SHA}"
       -f $DOCKERFILE $CONTEXT
     - docker push "$CI_REGISTRY_IMAGE/$IMAGE_NAME:$CI_COMMIT_SHORT_SHA"