diff --git a/.github/workflows/build-docker-image.yml b/.github/workflows/build-docker-image.yml
index 4845ddce7..e9240f0c4 100644
--- a/.github/workflows/build-docker-image.yml
+++ b/.github/workflows/build-docker-image.yml
@@ -8,6 +8,7 @@ on:
         required: true
         type: string
   push:
+    branches: [ main ]
     tags: [ "v*.*.*" ]
 
 env:
@@ -52,14 +53,24 @@ jobs:
           username: ${{ github.actor }}
           password: ${{ secrets.GITHUB_TOKEN }}
 
+      - name: Log in to Docker Hub
+        uses: docker/login-action@v4
+        with:
+          username: ${{ secrets.DOCKERHUB_USERNAME }}
+          password: ${{ secrets.DOCKERHUB_TOKEN }}
+
       - name: Extract metadata (tags, labels) for Docker
         id: meta
         uses: docker/metadata-action@v6
         with:
-          images: ${{ env.REGISTRY }}/${{ steps.image-name.outputs.image }}
+          images: |
+            ${{ env.REGISTRY }}/${{ steps.image-name.outputs.image }}
+            docker.io/${{ secrets.DOCKERHUB_USERNAME }}/openviking
           tags: |
             type=raw,value=${{ github.event.inputs.version }},enable=${{ github.event_name == 'workflow_dispatch' }}
             type=ref,event=tag,enable=${{ github.ref_type == 'tag' }}
+            type=raw,value=latest,enable=${{ github.ref_type == 'tag' }}
+            type=raw,value=main,enable=${{ github.ref == 'refs/heads/main' }}
 
       - name: Set up Docker Buildx
         uses: docker/setup-buildx-action@v4
@@ -70,7 +81,9 @@ jobs:
         with:
           context: .
           platforms: ${{ matrix.platform }}
-          outputs: type=image,name=${{ env.REGISTRY }}/${{ steps.image-name.outputs.image }},push-by-digest=true,name-canonical=true,push=true
+          outputs: |
+            type=image,name=${{ env.REGISTRY }}/${{ steps.image-name.outputs.image }},push-by-digest=true,name-canonical=true,push=true
+            type=image,name=docker.io/${{ secrets.DOCKERHUB_USERNAME }}/openviking,push-by-digest=true,name-canonical=true,push=true
           labels: ${{ steps.meta.outputs.labels }}
           build-args: |
             # fallback to 0.0.0 if no version is provided
@@ -117,14 +130,24 @@ jobs:
           username: ${{ github.actor }}
           password: ${{ secrets.GITHUB_TOKEN }}
 
+      - name: Log in to Docker Hub
+        uses: docker/login-action@v4
+        with:
+          username: ${{ secrets.DOCKERHUB_USERNAME }}
+          password: ${{ secrets.DOCKERHUB_TOKEN }}
+
       - name: Extract metadata (tags, labels) for Docker
         id: meta
         uses: docker/metadata-action@v6
         with:
-          images: ${{ env.REGISTRY }}/${{ steps.image-name.outputs.image }}
+          images: |
+            ${{ env.REGISTRY }}/${{ steps.image-name.outputs.image }}
+            docker.io/${{ secrets.DOCKERHUB_USERNAME }}/openviking
           tags: |
             type=raw,value=${{ github.event.inputs.version }},enable=${{ github.event_name == 'workflow_dispatch' }}
             type=ref,event=tag,enable=${{ github.ref_type == 'tag' }}
+            type=raw,value=latest,enable=${{ github.ref_type == 'tag' }}
+            type=raw,value=main,enable=${{ github.ref == 'refs/heads/main' }}
 
       - name: Set up Docker Buildx
         uses: docker/setup-buildx-action@v4
@@ -140,20 +163,33 @@ jobs:
         env:
           SOURCE_TAGS: ${{ steps.meta.outputs.tags }}
         run: |
-          image_refs=()
+          # Collect image references for both registries
+          ghcr_image_refs=()
+          dockerhub_image_refs=()
           for digest_file in /tmp/digests/*; do
             [ -e "$digest_file" ] || continue
-            image_refs+=("${{ env.REGISTRY }}/${{ steps.image-name.outputs.image }}@sha256:$(basename "$digest_file")")
+            digest="sha256:$(basename "$digest_file")"
+            ghcr_image_refs+=("${{ env.REGISTRY }}/${{ steps.image-name.outputs.image }}@${digest}")
+            dockerhub_image_refs+=("docker.io/${{ secrets.DOCKERHUB_USERNAME }}/openviking@${digest}")
           done
 
-          [ ${#image_refs[@]} -gt 0 ] || {
+          [ ${#ghcr_image_refs[@]} -gt 0 ] || {
             echo "No image digests found" >&2
             exit 1
           }
 
+          # Create manifests for all tags
           while IFS= read -r tag; do
             [ -n "$tag" ] || continue
-            docker buildx imagetools create \
-              --tag "$tag" \
-              "${image_refs[@]}"
+
+            # Determine which registry this tag belongs to
+            if [[ "$tag" == ghcr.io/* ]]; then
+              docker buildx imagetools create \
+                --tag "$tag" \
+                "${ghcr_image_refs[@]}"
+            elif [[ "$tag" == docker.io/* ]]; then
+              docker buildx imagetools create \
+                --tag "$tag" \
+                "${dockerhub_image_refs[@]}"
+            fi
           done <<< "$SOURCE_TAGS"
diff --git a/.github/workflows/release.yml b/.github/workflows/release.yml
index ec9c51d12..045de4d58 100644
--- a/.github/workflows/release.yml
+++ b/.github/workflows/release.yml
@@ -197,13 +197,22 @@ jobs:
           username: ${{ github.actor }}
           password: ${{ secrets.GITHUB_TOKEN }}
 
+      - name: Log in to Docker Hub
+        uses: docker/login-action@v4
+        with:
+          username: ${{ secrets.DOCKERHUB_USERNAME }}
+          password: ${{ secrets.DOCKERHUB_TOKEN }}
+
       - name: Extract metadata (tags, labels) for Docker
         id: meta
         uses: docker/metadata-action@v6
         with:
-          images: ghcr.io/${{ steps.image-name.outputs.image }}
+          images: |
+            ghcr.io/${{ steps.image-name.outputs.image }}
+            docker.io/${{ secrets.DOCKERHUB_USERNAME }}/openviking
           tags: |
             type=raw,value=${{ github.event.release.tag_name }}
+            type=raw,value=latest
 
       - name: Set up Docker Buildx
         uses: docker/setup-buildx-action@v4
@@ -214,7 +223,9 @@ jobs:
         with:
           context: .
           platforms: ${{ matrix.platform }}
-          outputs: type=image,name=ghcr.io/${{ steps.image-name.outputs.image }},push-by-digest=true,name-canonical=true,push=true
+          outputs: |
+            type=image,name=ghcr.io/${{ steps.image-name.outputs.image }},push-by-digest=true,name-canonical=true,push=true
+            type=image,name=docker.io/${{ secrets.DOCKERHUB_USERNAME }}/openviking,push-by-digest=true,name-canonical=true,push=true
           labels: ${{ steps.meta.outputs.labels }}
           build-args: |
             OPENVIKING_VERSION=${{ github.event.release.tag_name }}
@@ -263,13 +274,22 @@ jobs:
           username: ${{ github.actor }}
           password: ${{ secrets.GITHUB_TOKEN }}
 
+      - name: Log in to Docker Hub
+        uses: docker/login-action@v4
+        with:
+          username: ${{ secrets.DOCKERHUB_USERNAME }}
+          password: ${{ secrets.DOCKERHUB_TOKEN }}
+
       - name: Extract metadata (tags, labels) for Docker
         id: meta
         uses: docker/metadata-action@v6
         with:
-          images: ghcr.io/${{ steps.image-name.outputs.image }}
+          images: |
+            ghcr.io/${{ steps.image-name.outputs.image }}
+            docker.io/${{ secrets.DOCKERHUB_USERNAME }}/openviking
           tags: |
             type=raw,value=${{ github.event.release.tag_name }}
+            type=raw,value=latest
 
       - name: Set up Docker Buildx
         uses: docker/setup-buildx-action@v4
@@ -285,20 +305,33 @@ jobs:
         env:
           SOURCE_TAGS: ${{ steps.meta.outputs.tags }}
         run: |
-          image_refs=()
+          # Collect image references for both registries
+          ghcr_image_refs=()
+          dockerhub_image_refs=()
           for digest_file in /tmp/digests/*; do
             [ -e "$digest_file" ] || continue
-            image_refs+=("ghcr.io/${{ steps.image-name.outputs.image }}@sha256:$(basename "$digest_file")")
+            digest="sha256:$(basename "$digest_file")"
+            ghcr_image_refs+=("ghcr.io/${{ steps.image-name.outputs.image }}@${digest}")
+            dockerhub_image_refs+=("docker.io/${{ secrets.DOCKERHUB_USERNAME }}/openviking@${digest}")
           done
 
-          [ ${#image_refs[@]} -gt 0 ] || {
+          [ ${#ghcr_image_refs[@]} -gt 0 ] || {
             echo "No image digests found" >&2
             exit 1
           }
 
+          # Create manifests for all tags
           while IFS= read -r tag; do
             [ -n "$tag" ] || continue
-            docker buildx imagetools create \
-              --tag "$tag" \
-              "${image_refs[@]}"
+
+            # Determine which registry this tag belongs to
+            if [[ "$tag" == ghcr.io/* ]]; then
+              docker buildx imagetools create \
+                --tag "$tag" \
+                "${ghcr_image_refs[@]}"
+            elif [[ "$tag" == docker.io/* ]]; then
+              docker buildx imagetools create \
+                --tag "$tag" \
+                "${dockerhub_image_refs[@]}"
+            fi
           done <<< "$SOURCE_TAGS"
diff --git a/docs/en/guides/03-deployment.md b/docs/en/guides/03-deployment.md
index 8d63b33a4..e7cbba92b 100644
--- a/docs/en/guides/03-deployment.md
+++ b/docs/en/guides/03-deployment.md
@@ -194,6 +194,7 @@ curl http://localhost:1933/api/v1/fs/ls?uri=viking:// \
 ### Docker
 
 OpenViking provides pre-built Docker images published to GitHub Container Registry:
+> ~/.openviking/ov.conf need to be configured correctly first.
 
 ```bash
 docker run -d \
@@ -203,7 +204,7 @@ docker run -d \
   -v ~/.openviking/ov.conf:/app/ov.conf \
   -v /var/lib/openviking/data:/app/data \
   --restart unless-stopped \
-  ghcr.io/volcengine/openviking:main
+  ghcr.io/volcengine/openviking:latest
 ```
 
 By default, the Docker image starts:
@@ -221,7 +222,7 @@ docker run -d \
   -v ~/.openviking/ov.conf:/app/ov.conf \
   -v /var/lib/openviking/data:/app/data \
   --restart unless-stopped \
-  ghcr.io/volcengine/openviking:main \
+  ghcr.io/volcengine/openviking:latest \
   --without-bot
 ```