diff --git a/packages/reffuse/src/Reffuse.ts b/packages/reffuse/src/Reffuse.ts
index 9fb7f53..c91b6b9 100644
--- a/packages/reffuse/src/Reffuse.ts
+++ b/packages/reffuse/src/Reffuse.ts
@@ -119,6 +119,9 @@ export class Reffuse<
 }
 
 
-// TODO: allow passing runtime
-export const make = <R = never>(): Reffuse<R> =>
+export const make = <R = never>(): Reffuse<never, R, R> =>
     new Reffuse(Runtime.defaultRuntime)
+
+export const makeWithRuntime = <R = never>() =>
+    <RuntimeR>(runtime: Runtime.Runtime<RuntimeR>): Reffuse<RuntimeR, R, R> =>
+        new Reffuse(runtime)
diff --git a/packages/reffuse/src/index.ts b/packages/reffuse/src/index.ts
index b5dfcef..9a6c16c 100644
--- a/packages/reffuse/src/index.ts
+++ b/packages/reffuse/src/index.ts
@@ -1 +1,2 @@
 export * as Reffuse from "./Reffuse.js"
+export * as ReffuseReactContext from "./ReffuseReactContext.js"