diff --git a/tabby-core/src/services/hotkeys.service.ts b/tabby-core/src/services/hotkeys.service.ts
index 54fa3f2dd585dac20eb799d432c10a65029bbd80..26996cf2b68963cfd5f62a8b2a7b4c6765c2f69b 100644
--- a/tabby-core/src/services/hotkeys.service.ts
+++ b/tabby-core/src/services/hotkeys.service.ts
@@ -54,7 +54,7 @@ export class HotkeysService {
 
         // deprecated
         this.hotkey$.subscribe(h => this.matchedHotkey.emit(h))
-        this.matchedHotkey.subscribe = deprecate(this.matchedHotkey.subscribe, 'matchedHotkey is deprecated, use hotkey$')
+        this.matchedHotkey.subscribe = deprecate(s => this.matchedHotkey.subscribe(s), 'matchedHotkey is deprecated, use hotkey$')
     }
 
     /**