diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index b94a3ee..3db3773 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -210,7 +210,7 @@ jobs:
 
       - name: Deploy to groombook-dev
         env:
-          TAG: pr-${{ github.event.pull_request.number }}-${{ github.sha ::7}}
+          TAG: pr-${{ github.event.pull_request.number }}-${{ github.sha::7}}
           PR_NUM: ${{ github.event.pull_request.number }}
         run: |
           echo "Deploying images tagged $TAG to groombook-dev..."