diff --git a/modify.md b/modify.md
index a2232349..5046a941 100644
--- a/modify.md
+++ b/modify.md
@@ -73,6 +73,12 @@
   - 构建时使用 `--no-cache` 选项，确保不使用缓存的镜像层
   - 解决因缓存导致的构建问题，确保每次部署都是全新构建
 
+- **修复 dangling 镜像问题**：
+  - 在构建前删除同名的旧镜像，避免构建新镜像时产生 `<none>` 标签的 dangling 镜像
+  - 构建完成后再次清理 dangling 镜像
+  - 自动识别项目名称（如 `site`）并匹配对应的镜像名称（如 `site-marketing-site`）
+  - 解决 `docker images` 中出现 `<none>` 镜像的问题
+
 ## 2025-01-XX - 修复 Next.js 配置警告
 
 ### 修复内容
diff --git a/site/deploy-https.sh b/site/deploy-https.sh
index fc4e8daf..ed838f5f 100644
--- a/site/deploy-https.sh
+++ b/site/deploy-https.sh
@@ -70,10 +70,26 @@ echo ""
 echo "Step 3: Cleaning up Docker images and build cache..."
 echo "----------------------------------------"
 
-# Remove dangling images (untagged images)
+# Remove dangling images (untagged images) before build
 echo "Removing dangling images..."
 docker image prune -f || true
 
+# Get project name from directory name or docker-compose
+PROJECT_NAME=$(basename "$SCRIPT_DIR" | tr '[:upper:]' '[:lower:]' | sed 's/[^a-z0-9]//g')
+if [ -z "$PROJECT_NAME" ] || [ "$PROJECT_NAME" = "site" ]; then
+    PROJECT_NAME="site"
+fi
+
+# Try to remove old images with same name to avoid creating dangling images
+# Docker Compose creates images with format: <project>_<service>
+echo "Removing old images: ${PROJECT_NAME}_marketing-site"
+docker images --format "{{.Repository}}:{{.Tag}}" | grep -E "^${PROJECT_NAME}_marketing-site" | while read image; do
+    if [ ! -z "$image" ]; then
+        echo "Removing old image: $image"
+        docker rmi "$image" 2>/dev/null || true
+    fi
+done || true
+
 # Remove build cache to ensure fresh build
 echo "Removing build cache..."
 docker builder prune -f || true
@@ -87,6 +103,14 @@ echo "----------------------------------------"
 $DOCKER_COMPOSE -f docker-compose-https.yml build --no-cache
 $DOCKER_COMPOSE -f docker-compose-https.yml up -d
 
+echo ""
+echo "Step 4.5: Cleaning up dangling images after build..."
+echo "----------------------------------------"
+
+# Remove dangling images again after build (new images may have replaced old ones)
+echo "Removing dangling images created during build..."
+docker image prune -f || true
+
 echo ""
 echo "Step 5: Checking container status..."
 echo "----------------------------------------"