diff --git a/packages/react-robot/index.d.ts b/packages/react-robot/index.d.ts
index d02754f0..09ad5732 100644
--- a/packages/react-robot/index.d.ts
+++ b/packages/react-robot/index.d.ts
@@ -1,11 +1,11 @@
 declare module 'react-robot' {
-  import type {Machine, SendFunction, Service} from 'robot3';
+  import type {Machine, SendFunction, Service, GetMachineTransitions} from 'robot3';
   export function useMachine<M extends Machine>(
     machine: M,
     initialContext?: M['context']
   ): [
     M['state'] & {context: M['context']},
-    SendFunction,
+    SendFunction<GetMachineTransitions<M>>,
     Service<typeof machine>
   ];
 }