diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index a5c6f766..14371b23 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -44,7 +44,8 @@ jobs:
         yarn
     - name: Build And Lint
       run: |
-        parallel --tty -j+0 yarn ::: lint:ci lint:ui:ci build build:ui:production
+        yarn build:ui:gulp
+        parallel --tty -j+0 yarn ::: lint:ci lint:ui:ci build build:ui:production:webpack
     - name: Publish
       if: ${{ github.event_name == 'push' }}
       run: node build/publish.js
diff --git a/build/prepare.js b/build/prepare.js
index 2915b625..093ca991 100644
--- a/build/prepare.js
+++ b/build/prepare.js
@@ -6,13 +6,14 @@ const compilerOptionsBase = {
     module: 'commonjs',
     esModuleInterop: true,
     moduleResolution: 'node',
-    declaration: true,
+    // declaration: true,
     sourceMap: false,
     composite: true,
     strictBindCallApply: true,
     experimentalDecorators: true,
-    emitDecoratorMetadata: true,
+    // emitDecoratorMetadata: true,
     noEmit: true,
+    incremental: true,
 };
 const config = {
     compilerOptions: compilerOptionsBase,
diff --git a/package.json b/package.json
index 174aa9bc..88b435b6 100644
--- a/package.json
+++ b/package.json
@@ -9,9 +9,11 @@
     "scripts": {
         "build": "node build/prepare.js && tsc -b --verbose",
         "build:watch": "node build/prepare.js && tsc -b --watch",
-        "build:ui": "node packages/ui-default/build",
-        "build:ui:dev": "node --trace-deprecation packages/ui-default/build --dev",
-        "build:ui:production": "node packages/ui-default/build --production",
+        "build:ui": "yarn build:ui:gulp && node packages/ui-default/build",
+        "build:ui:gulp": "node packages/ui-default/build --gulp",
+        "build:ui:dev": "yarn build:ui:gulp && node --trace-deprecation packages/ui-default/build --dev",
+        "build:ui:production": "yarn build:ui:gulp && node packages/ui-default/build --production",
+        "build:ui:production:webpack": "node packages/ui-default/build --production",
         "lint": "eslint packages --ext ts --fix",
         "lint:ci": "eslint packages --ext ts",
         "lint:ui": "yarn workspace @hydrooj/ui-default eslint --ext .js,.ts,.jsx,.tsx . --fix",
diff --git a/packages/ui-default/build/main.ts b/packages/ui-default/build/main.ts
index a5711417..e97125b8 100644
--- a/packages/ui-default/build/main.ts
+++ b/packages/ui-default/build/main.ts
@@ -86,23 +86,25 @@ async function runGulp() {
 async function main() {
   const dir = process.cwd();
   process.chdir(root());
-  await runGulp();
-  await runWebpack(argv.options as any);
-  if (fs.existsSync('public/hydro.js')) {
-    fs.copyFileSync('public/hydro.js', `public/hydro-${pkg.version}.js`);
-  }
-  if (fs.existsSync('public/polyfill.js')) {
-    fs.copyFileSync('public/polyfill.js', `public/polyfill-${pkg.version}.js`);
-  }
-  if (fs.existsSync('public/default.theme.css')) {
-    fs.copyFileSync('public/default.theme.css', `public/default-${pkg.version}.theme.css`);
-  }
-  if (argv.options.production) {
-    fs.removeSync('public/vditor/dist/js/mathjax');
-    fs.removeSync('public/vditor/dist/js/echarts');
-    fs.removeSync('public/vditor/dist/js/graphviz');
-    fs.removeSync('public/vditor/dist/js/mermaid');
-    fs.removeSync('public/vditor/dist/js/abcjs');
+  if (argv.options.gulp) await runGulp();
+  else {
+    await runWebpack(argv.options as any);
+    if (fs.existsSync('public/hydro.js')) {
+      fs.copyFileSync('public/hydro.js', `public/hydro-${pkg.version}.js`);
+    }
+    if (fs.existsSync('public/polyfill.js')) {
+      fs.copyFileSync('public/polyfill.js', `public/polyfill-${pkg.version}.js`);
+    }
+    if (fs.existsSync('public/default.theme.css')) {
+      fs.copyFileSync('public/default.theme.css', `public/default-${pkg.version}.theme.css`);
+    }
+    if (argv.options.production) {
+      fs.removeSync('public/vditor/dist/js/mathjax');
+      fs.removeSync('public/vditor/dist/js/echarts');
+      fs.removeSync('public/vditor/dist/js/graphviz');
+      fs.removeSync('public/vditor/dist/js/mermaid');
+      fs.removeSync('public/vditor/dist/js/abcjs');
+    }
   }
   process.chdir(dir);
 }