From f3ece6d93334aeaafb9d9c8d4d88aeb50b67c208 Mon Sep 17 00:00:00 2001
From: h4x3rotab <h4x3rotab@gmail.com>
Date: Wed, 27 Jan 2021 16:57:47 +0800
Subject: [PATCH] Fix the wrong rpc call in query_storage_at() (#223)

---
 src/rpc.rs | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/rpc.rs b/src/rpc.rs
index f6d477a944..c6607a0bf0 100644
--- a/src/rpc.rs
+++ b/src/rpc.rs
@@ -239,7 +239,7 @@ impl<T: Runtime> Rpc<T> {
     ) -> Result<Vec<StorageChangeSet<<T as System>::Hash>>, Error> {
         let params = Params::Array(vec![to_json_value(keys)?, to_json_value(at)?]);
         self.client
-            .request("state_queryStorage", params)
+            .request("state_queryStorageAt", params)
             .await
             .map_err(Into::into)
     }