diff --git a/.circleci/config.yml b/.circleci/config.yml
index e404818a5..9a4347718 100644
--- a/.circleci/config.yml
+++ b/.circleci/config.yml
@@ -5,7 +5,7 @@ jobs:
     steps:
       - checkout
       - run: docker build -f docker/Dockerfile -t matrixdotorg/synapse:$CIRCLE_TAG .
-      - run: docker login --username matrixdotorg --password $DOCKER_HUB_PASSWORD
+      - run: docker login --username $DOCKER_HUB_USERNAME --password $DOCKER_HUB_PASSWORD
       - run: docker push
   sytestpy2:
     machine: true