diff --git a/.github/workflows/docker-build.yml b/.github/workflows/docker-build.yml
index 3f48ff0..41a962d 100644
--- a/.github/workflows/docker-build.yml
+++ b/.github/workflows/docker-build.yml
@@ -10,6 +10,8 @@ jobs:
   build-sphere:
     runs-on: ubuntu-latest
     steps:
+      - name: Set lowercase org name
+        run: echo "ORG_LOWER=$(echo '${{ github.repository_owner }}' | tr '[:upper:]' '[:lower:]')" >> $GITHUB_ENV
       - name: Checkout repository
         uses: actions/checkout@v3
         with:
@@ -23,7 +25,7 @@ jobs:
         uses: docker/login-action@v3
         with:
           registry: ghcr.io
-          username: ${{ github.actor }}
+          username: ${{ env.ORG_LOWER }}
           password: ${{ secrets.GITHUB_TOKEN }}
       - name: Build and push DysonNetwork.Sphere Docker image
         uses: docker/build-push-action@v6
@@ -37,6 +39,8 @@ jobs:
   build-pass:
     runs-on: ubuntu-latest
     steps:
+      - name: Set lowercase org name
+        run: echo "ORG_LOWER=$(echo '${{ github.repository_owner }}' | tr '[:upper:]' '[:lower:]')" >> $GITHUB_ENV
       - name: Checkout repository
         uses: actions/checkout@v3
         with:
@@ -50,7 +54,7 @@ jobs:
         uses: docker/login-action@v3
         with:
           registry: ghcr.io
-          username: ${{ github.actor }}
+          username: ${{ env.ORG_LOWER }}
           password: ${{ secrets.GITHUB_TOKEN }}
       - name: Build and push DysonNetwork.Pass Docker image
         uses: docker/build-push-action@v6
@@ -64,6 +68,8 @@ jobs:
   build-pusher:
     runs-on: ubuntu-latest
     steps:
+      - name: Set lowercase org name
+        run: echo "ORG_LOWER=$(echo '${{ github.repository_owner }}' | tr '[:upper:]' '[:lower:]')" >> $GITHUB_ENV
       - name: Checkout repository
         uses: actions/checkout@v3
         with:
@@ -77,7 +83,7 @@ jobs:
         uses: docker/login-action@v3
         with:
           registry: ghcr.io
-          username: ${{ github.actor }}
+          username: ${{ env.ORG_LOWER }}
           password: ${{ secrets.GITHUB_TOKEN }}
       - name: Build and push DysonNetwork.Pusher Docker image
         uses: docker/build-push-action@v6
@@ -91,6 +97,8 @@ jobs:
   build-drive:
     runs-on: ubuntu-latest
     steps:
+      - name: Set lowercase org name
+        run: echo "ORG_LOWER=$(echo '${{ github.repository_owner }}' | tr '[:upper:]' '[:lower:]')" >> $GITHUB_ENV
       - name: Checkout repository
         uses: actions/checkout@v3
         with:
@@ -104,7 +112,7 @@ jobs:
         uses: docker/login-action@v3
         with:
           registry: ghcr.io
-          username: ${{ github.actor }}
+          username: ${{ env.ORG_LOWER }}
           password: ${{ secrets.GITHUB_TOKEN }}
       - name: Build and push DysonNetwork.Drive Docker image
         uses: docker/build-push-action@v6
@@ -118,6 +126,8 @@ jobs:
   build-gateway:
     runs-on: ubuntu-latest
     steps:
+      - name: Set lowercase org name
+        run: echo "ORG_LOWER=$(echo '${{ github.repository_owner }}' | tr '[:upper:]' '[:lower:]')" >> $GITHUB_ENV
       - name: Checkout repository
         uses: actions/checkout@v3
         with:
@@ -131,7 +141,7 @@ jobs:
         uses: docker/login-action@v3
         with:
           registry: ghcr.io
-          username: ${{ github.actor }}
+          username: ${{ env.ORG_LOWER }}
           password: ${{ secrets.GITHUB_TOKEN }}
       - name: Build and push DysonNetwork.Gateway Docker image
         uses: docker/build-push-action@v6