diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index 1132309..9dde08b 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -36,11 +36,16 @@ jobs:
           username: ${{ github.actor }}
           password: ${{ secrets.GITHUB_TOKEN }}
 
+      - name: Lowercase repository name
+        id: lowercase
+        run: |
+          echo "repo=$(echo ${{ github.repository }} | tr '[:upper:]' '[:lower:]')" >> $GITHUB_OUTPUT
+
       - name: Extract metadata (tags, labels)
         id: meta
         uses: docker/metadata-action@v5
         with:
-          images: ${{ env.REGISTRY }}/${{ env.IMAGE_NAME }}
+          images: ${{ env.REGISTRY }}/${{ steps.lowercase.outputs.repo }}
           tags: |
             type=ref,event=branch
             type=ref,event=pr
diff --git a/.github/workflows/deploy.yml b/.github/workflows/deploy.yml
index 7866c44..30a34d5 100644
--- a/.github/workflows/deploy.yml
+++ b/.github/workflows/deploy.yml
@@ -52,7 +52,9 @@ jobs:
             TAG="main-$(echo ${{ github.sha }} | cut -c1-7)"
           fi
 
-          FULL_IMAGE="${{ env.REGISTRY }}/${{ env.IMAGE_NAME }}:${TAG}"
+          # Convert repository name to lowercase for Docker
+          REPO_LOWER=$(echo "${{ github.repository }}" | tr '[:upper:]' '[:lower:]')
+          FULL_IMAGE="${{ env.REGISTRY }}/${REPO_LOWER}:${TAG}"
           echo "tag=${TAG}" >> $GITHUB_OUTPUT
           echo "full_image=${FULL_IMAGE}" >> $GITHUB_OUTPUT
           echo "🐳 Deploying image: ${FULL_IMAGE}"