diff --git a/t3-nextauth/src/trpc/react.tsx b/t3-nextauth/src/trpc/react.tsx
index 37a8002..461dd98 100644
--- a/t3-nextauth/src/trpc/react.tsx
+++ b/t3-nextauth/src/trpc/react.tsx
@@ -74,5 +74,6 @@ export function TRPCReactProvider(props: { children: React.ReactNode }) {
 function getBaseUrl() {
   if (typeof window !== "undefined") return window.location.origin;
   if (process.env.VERCEL_URL) return `https://${process.env.VERCEL_URL}`;
+  if (process.env.COOLIFY_URL) return process.env.COOLIFY_URL;
   return `http://localhost:${process.env.PORT ?? 3000}`;
 }