diff --git a/.circleci/config.yml b/.circleci/config.yml
index 83c34ce..2d10382 100644
--- a/.circleci/config.yml
+++ b/.circleci/config.yml
@@ -124,7 +124,7 @@ jobs:
           command: |
             TAG=app
             IMAGE_NAME=anthonyjhoiro/my-awesome-ci-expr
-            IMAGE_NAME_BUILDNUM=$IMAGE_NAME:{{ .BuildNum }}         
+            IMAGE_NAME_BUILDNUM=$IMAGE_NAME:${CIRCLE_BUILD_NUM}         
             IMAGE_NAME_LATEST=$IMAGE_NAME:latest
             docker build -t app .
             docker tag $APP $IMAGE_NAME_BUILDNUM