diff --git a/package.json b/package.json
index 7ae339e..96c2f39 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "react-router-dataflow",
-  "version": "1.1.1",
+  "version": "1.1.2",
   "license": "MIT",
   "type": "module",
   "author": "Paulin Héleine",
diff --git a/src/route-middleware.ts b/src/route-middleware.ts
index 5a22243..555661a 100644
--- a/src/route-middleware.ts
+++ b/src/route-middleware.ts
@@ -11,8 +11,8 @@ type RouteMiddlewareHandler<C> = (args: RouteMiddlewareArgs, context: C) => Prom
 
 type RouteMiddlewareBuilder<C extends object> = {
     with<R extends object | null>(requirement: RouteRequirement<R, C>): RouteMiddlewareBuilder<C & Normalize<R>>;
-    build(handler: RouteMiddlewareHandler<C>): MiddlewareFunction<Response>;
-    build(): MiddlewareFunction<Response>;
+    build(handler: RouteMiddlewareHandler<C>): MiddlewareFunction;
+    build(): MiddlewareFunction;
 };
 
 const createRouteMiddlewareBuilder = <C extends object>(buildContext: ContextBuilder<RouteMiddlewareArgs, C>): RouteMiddlewareBuilder<C> => ({