1 files changed, 4 insertions, 0 deletions
diff --git a/packages/web3-typescript-typings/index.d.ts b/packages/web3-typescript-typings/index.d.ts
index 7e13b4793..2fc6f277c 100644
--- a/packages/web3-typescript-typings/index.d.ts
+++ b/packages/web3-typescript-typings/index.d.ts
@@ -36,6 +36,10 @@ declare module 'web3' {
     namespace providers {
         class HttpProvider implements Web3.Provider {
             constructor(url?: string, timeout?: number, username?: string, password?: string);
+            public sendAsync(
+                payload: Web3.JSONRPCRequestPayload,
+                callback: (err: Error, result: Web3.JSONRPCResponsePayload) => void,
+            ): void;
         }
     }