diff --git a/.github/workflows/docker-image.yml b/.github/workflows/docker-image.yml
index dee575e..0ff8832 100644
--- a/.github/workflows/docker-image.yml
+++ b/.github/workflows/docker-image.yml
@@ -10,7 +10,6 @@ concurrency:
 # Used for the Container registry domain and Docker image name
 env:
   REGISTRY: ghcr.io
-  IMAGE_NAME: ${{ github.repository }}
 
 jobs:
   build-and-push-image:
@@ -35,12 +34,16 @@ jobs:
           username: ${{ github.actor }}
           password: ${{ secrets.GITHUB_TOKEN }}
 
+      - name: Lowercase image name
+        id: image
+        run: echo "name=$(echo "$GITHUB_REPOSITORY" | tr '[:upper:]' '[:lower:]')" >> "$GITHUB_OUTPUT"
+
       # Adds "latest" tag to the newly built image
       - name: Extract metadata (tags, labels) for Docker
         id: meta
         uses: docker/metadata-action@9ec57ed1fcdbf14dcef7dfbe97b2010124a938b7
         with:
-          images: ${{ env.REGISTRY }}/${{ env.IMAGE_NAME }}
+          images: ${{ env.REGISTRY }}/${{ steps.image.outputs.name }}
           tags: type=raw,value=${{ matrix.tag }}
 
       - name: Set up Docker Buildx
@@ -54,5 +57,5 @@ jobs:
           push: true
           tags: ${{ steps.meta.outputs.tags }}
           labels: ${{ steps.meta.outputs.labels }}
-          cache-from: type=registry,ref=${{ env.REGISTRY }}/${{ env.IMAGE_NAME }}:buildcache-${{ matrix.tag }}
-          cache-to: type=registry,ref=${{ env.REGISTRY }}/${{ env.IMAGE_NAME }}:buildcache-${{ matrix.tag }},mode=max
+          cache-from: type=registry,ref=${{ env.REGISTRY }}/${{ steps.image.outputs.name }}:buildcache-${{ matrix.tag }}
+          cache-to: type=registry,ref=${{ env.REGISTRY }}/${{ steps.image.outputs.name }}:buildcache-${{ matrix.tag }},mode=max