diff --git a/packages/web3-typescript-typings/index.d.ts b/packages/web3-typescript-typings/index.d.ts
index 147a211a3f..b604d3450f 100644
--- a/packages/web3-typescript-typings/index.d.ts
+++ b/packages/web3-typescript-typings/index.d.ts
@@ -77,7 +77,7 @@ declare module 'web3' {
         interface FilterResult {
             get(callback: () => void): void;
             watch<A>(callback: (error: string|null, result: SolidityEvent<A>) => void): void;
-            stopWatching(): void;
+            stopWatching(callback: () => void): void;
         }
 
         interface ContractInstance {}