diff --git a/.changeset/little-buttons-sip.md b/.changeset/little-buttons-sip.md
new file mode 100644
index 00000000..7ec2d898
--- /dev/null
+++ b/.changeset/little-buttons-sip.md
@@ -0,0 +1,5 @@
+---
+'@tanstack/devtools-event-bus': patch
+---
+
+fix issue with broadcast channel not emitting functions properly and failing
diff --git a/packages/event-bus/src/client/client.ts b/packages/event-bus/src/client/client.ts
index 4d5123b0..55495786 100644
--- a/packages/event-bus/src/client/client.ts
+++ b/packages/event-bus/src/client/client.ts
@@ -55,7 +55,7 @@ export class ClientEventBus {
     this.#connectToServerBus = connectToServerBus
     this.#eventTarget = this.getGlobalTarget()
     this.#broadcastChannel.onmessage = (e) => {
-      this.emitToClients(e.data, true)
+      this.emitToClients(JSON.parse(e.data), true)
     }
     this.debugLog('Initializing client event bus')
   }
@@ -74,7 +74,7 @@ export class ClientEventBus {
     // We only emit the events if they didn't come from the broadcast channel
     // otherwise it would infinitely send events between
     if (!fromBroadcastChannel) {
-      this.#broadcastChannel?.postMessage(event)
+      this.#broadcastChannel?.postMessage(JSON.stringify(event))
     }
     this.debugLog('Emitting event to global client listeners', event)
     this.#eventTarget.dispatchEvent(globalEvent)