diff --git a/src/app/api/wiki/projects/route.ts b/src/app/api/wiki/projects/route.ts
index f87ed35d..ac92a487 100644
--- a/src/app/api/wiki/projects/route.ts
+++ b/src/app/api/wiki/projects/route.ts
@@ -31,7 +31,7 @@ function isDeleteProjectCachePayload(obj: unknown): obj is DeleteProjectCachePay
 }
 
 // Ensure this matches your Python backend configuration
-const PYTHON_BACKEND_URL = process.env.PYTHON_BACKEND_HOST || 'http://localhost:8001';
+const PYTHON_BACKEND_URL = process.env.SERVER_BASE_URL || 'http://localhost:8001';
 const PROJECTS_API_ENDPOINT = `${PYTHON_BACKEND_URL}/api/processed_projects`;
 const CACHE_API_ENDPOINT = `${PYTHON_BACKEND_URL}/api/wiki_cache`;
 
@@ -101,4 +101,4 @@ export async function DELETE(request: Request) {
     const message = error instanceof Error ? error.message : 'An unknown error occurred';
     return NextResponse.json({ error: `Failed to delete project: ${message}` }, { status: 500 });
   }
-}
\ No newline at end of file
+}