diff --git a/src/Model/events.ts b/src/Model/events.ts
index 7746ee04..4b8b06a7 100644
--- a/src/Model/events.ts
+++ b/src/Model/events.ts
@@ -25,13 +25,6 @@ export interface ModelOnEventMap {
   all: ModelEvent;
 }
 
-/**
- * Racer emits captures like
- * 'foo.bar.1'
- * Derby emits captures like
- * ['foo', 'bar', '1']
- * */
-type EventCaptures = string | string[];
 /**
  * With `useEventObjects: true` captures are emmitted as
  * ['foo.bar.1']
@@ -42,7 +35,7 @@ declare module './Model' {
   interface RootModel {
     on(
       eventType: 'all',
-      listener: (captures: EventCaptures, event: ModelOnEventMap[keyof ModelOnEventMap]) => void
+      listener: (pathSegments: string[], event: ModelOnEventMap[keyof ModelOnEventMap]) => void
     ): () => void;
     on(
       eventType: 'error',