diff --git a/.github/workflows/indexer.yml b/.github/workflows/indexer.yml
index b9c1f81a..200ae5bb 100644
--- a/.github/workflows/indexer.yml
+++ b/.github/workflows/indexer.yml
@@ -17,6 +17,10 @@ jobs:
       - name: Run test
         run: cargo test
         working-directory: apps/indexer
+      - name: Lowercase repository
+        run: |
+          echo "LOWERCASE_REPOSITORY=${GITHUB_REPOSITORY@L}" >> ${GITHUB_ENV}
+      
       - name: Setup docker buildx
         uses: docker/setup-buildx-action@v2
       - name: Login to Github Container registry
@@ -30,6 +34,6 @@ jobs:
         with:
           push: true
           context: apps/indexer
-          tags: ghcr.io/${{ github.repository }}:latest
+          tags: ghcr.io/${{ env.LOWERCASE_REPOSITORY }}:latest
           build-args: |
             "GIT_HASH=$GITHUB_SHA"
\ No newline at end of file