diff --git a/packages/ui/package.json b/packages/ui/package.json
index ebe7434..60383f1 100644
--- a/packages/ui/package.json
+++ b/packages/ui/package.json
@@ -240,7 +240,7 @@
     "dist"
   ],
   "scripts": {
-    "build": "NODE_OPTIONS='--max-old-space-size=4096' tsup",
+    "build": "tsup && tsc --emitDeclarationOnly --declaration --outDir dist",
     "dev": "tsup --watch",
     "test": "vitest run",
     "test:ui": "vitest --ui",
diff --git a/packages/ui/tsup.config.ts b/packages/ui/tsup.config.ts
index 2d31e5a..b5533a1 100644
--- a/packages/ui/tsup.config.ts
+++ b/packages/ui/tsup.config.ts
@@ -47,13 +47,9 @@ entries.push('src/system/hooks/useDitherAnimation.ts');
 export default defineConfig({
   entry: entries,
   format: ['esm'],
-  dts: {
-    // Reduce memory usage in CI by disabling concurrent workers
-    // This prevents "JS heap out of memory" errors when building many components
-    compilerOptions: {
-      composite: false,
-    },
-  },
+  // DTS disabled - using tsc directly to avoid memory issues with rollup-plugin-dts
+  // See build script: "tsup && tsc --emitDeclarationOnly"
+  dts: false,
   clean: true,
   treeshake: false, // Disable treeshaking to preserve 'use client'
   splitting: false,