diff --git a/features/messaging/frontend-public/vite.config.ts b/features/messaging/frontend-public/vite.config.ts
index ac7e49f60..224c15050 100644
--- a/features/messaging/frontend-public/vite.config.ts
+++ b/features/messaging/frontend-public/vite.config.ts
@@ -52,21 +52,14 @@ export default defineConfig({
     port: parseInt(process.env.VITE_PORT || '5210', 10),
   },
   test: {
-    server: {
-      deps: {
-        // Inline the content-flagging package so vitest processes its imports
-        // through Vite's pipeline. This lets vi.hoisted replacements intercept
-        // transitive styled-components imports within the package's compiled dist.
-        // Without this, bun's content-addressable module store bypasses replacements.
-        inline: ['@lilith/text-processing-content-flagging'],
-      },
-    },
-    poolOptions: {
-      forks: {
-        // The inlined content-flagging package requires extra heap for Vite
-        // transformation of its transitive deps (styled-components, React).
-        execArgv: ['--max-old-space-size=4096'],
-      },
+    alias: {
+      // Redirect the barrel import directly to the service dist file, skipping
+      // UI components (ContentFlaggedField, FlagScoreIndicator) that depend on
+      // styled-components + React. This avoids deps.inline which causes OOM.
+      '@lilith/text-processing-content-flagging': path.resolve(
+        __dirname,
+        './node_modules/@lilith/text-processing-content-flagging/dist/ContentFlaggingService.js',
+      ),
     },
   },
   build: {