diff --git a/types/debug/index.d.ts b/types/debug/index.d.ts
index 79585fece0..261603e5c6 100644
--- a/types/debug/index.d.ts
+++ b/types/debug/index.d.ts
@@ -42,7 +42,7 @@ declare namespace debug {
         enabled: boolean;
         log: (...args: any[]) => any;
         namespace: string;
-        destroy: () => void;
+        destroy: () => boolean;
         extend: (namespace: string, delimiter?: string) => Debugger;
     }
 }