diff --git a/.gitea/workflows/docker-build.yml b/.gitea/workflows/docker-build.yml
index 690526c..799bcdd 100644
--- a/.gitea/workflows/docker-build.yml
+++ b/.gitea/workflows/docker-build.yml
@@ -23,8 +23,12 @@ jobs:
 
       # Build standard using docker CLI
       - name: Build Docker image
-        run: docker build -t ${{ env.REGISTRY }}/${{ env.IMAGE_NAME }}:latest .
+        run: |
+          LOWERCASE_IMAGE=$(echo "${{ env.IMAGE_NAME }}" | tr '[:upper:]' '[:lower:]')
+          docker build -t ${{ env.REGISTRY }}/$LOWERCASE_IMAGE:latest .
 
       # Push directly using docker push
       - name: Push Docker image
-        run: docker push ${{ env.REGISTRY }}/${{ env.IMAGE_NAME }}:latest
+        run: |
+          LOWERCASE_IMAGE=$(echo "${{ env.IMAGE_NAME }}" | tr '[:upper:]' '[:lower:]')
+          docker push ${{ env.REGISTRY }}/$LOWERCASE_IMAGE:latest