diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index adc71d9..4c0ea4c 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -74,19 +74,19 @@ jobs:
       - name: 整理文件并打包 zip
         run: |
           mkdir -p release
-          # 为每个平台二进制文件打包成 zip
-          find dist/ -type f | while read f; do
-            name=$(basename "$f")
-            # 根据文件名确定平台标识
-            case "$name" in
-              *windows*) platform=$(echo "$name" | sed 's/\.[^.]*$//') ;;
-              *linux*)   platform="$name" ;;
-              *macos*)   platform="$name" ;;
-              *)         platform="$name" ;;
-            esac
+          # download-artifact@v4 将每个 artifact 放在 dist/<asset_name>/ 子目录下
+          # 遍历子目录，用目录名作为平台标识（即 matrix.asset_name）
+          for artifact_dir in dist/*/; do
+            platform=$(basename "$artifact_dir")
+            # 找到该目录下的二进制文件（只有一个）
+            binary=$(find "$artifact_dir" -maxdepth 1 -type f | head -n1)
+            if [ -z "$binary" ]; then
+              echo "警告：$artifact_dir 下没有找到文件，跳过"
+              continue
+            fi
             tmpdir="tmp_${platform}"
             mkdir -p "$tmpdir"
-            cp "$f" "$tmpdir/"
+            cp "$binary" "$tmpdir/"
             cp README.md "$tmpdir/README.md"
             cp .env.example "$tmpdir/.env.example"
             [ -f LICENSE ] && cp LICENSE "$tmpdir/LICENSE" || true