From 5f790ba5478cb733a59e3b0603e8976c11bcdd04 Mon Sep 17 00:00:00 2001
From: David Khourshid <davidkpiano@gmail.com>
Date: Wed, 23 Jun 2021 15:30:00 -0400
Subject: [PATCH] Add changeset

---
 .changeset/itchy-cameras-hear.md | 12 ++++++++++++
 packages/core/src/types.ts       |  2 +-
 2 files changed, 13 insertions(+), 1 deletion(-)
 create mode 100644 .changeset/itchy-cameras-hear.md

diff --git a/.changeset/itchy-cameras-hear.md b/.changeset/itchy-cameras-hear.md
new file mode 100644
index 0000000000..82304fa5f8
--- /dev/null
+++ b/.changeset/itchy-cameras-hear.md
@@ -0,0 +1,12 @@
+---
+'xstate': patch
+---
+
+The typing for `InvokeCallback` have been improved for better event constraints when using the `sendBack` parameter of invoked callbacks:
+
+```ts
+invoke: () => (sendBack, receive) => {
+  // Will now be constrained to events that the parent machine can receive
+  sendBack({ type: 'SOME_EVENT' });
+};
+```
diff --git a/packages/core/src/types.ts b/packages/core/src/types.ts
index a77d59bd7e..8b2d93912e 100644
--- a/packages/core/src/types.ts
+++ b/packages/core/src/types.ts
@@ -258,7 +258,7 @@ export interface InvokeMeta {
  */
 export type InvokeCreator<
   TContext,
-  TEvent extends EventObject = AnyEventObject,
+  TEvent extends EventObject,
   TFinalContext = any
 > = (
   context: TContext,