diff --git a/CHANGELOG.md b/CHANGELOG.md
index 20b59cf2..de59d356 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -6,6 +6,17 @@ and this project adheres to
 
 ## [Unreleased]
 
+### Added
+
+- @cosmjs/tendermint-rpc: Add `hash` field to `BroadcastTxAsyncResponse`
+  ([#938]).
+
+[#938]: https://github.com/cosmos/cosmjs/issues/938
+
+### Fixed
+
+- @cosmjs/tendermint-rpc: Add missing `BlockSearchResponse` case to `Response`.
+
 ### Changed
 
 - @cosmjs/stargate: Remove verified queries from `AuthExtension` and
diff --git a/packages/tendermint-rpc/src/tendermint34/responses.ts b/packages/tendermint-rpc/src/tendermint34/responses.ts
index 926178a6..14066f23 100644
--- a/packages/tendermint-rpc/src/tendermint34/responses.ts
+++ b/packages/tendermint-rpc/src/tendermint34/responses.ts
@@ -8,6 +8,7 @@ export type Response =
   | AbciQueryResponse
   | BlockResponse
   | BlockResultsResponse
+  | BlockSearchResponse
   | BlockchainResponse
   | BroadcastTxAsyncResponse
   | BroadcastTxSyncResponse
@@ -70,8 +71,12 @@ export interface BlockchainResponse {
   readonly blockMetas: readonly BlockMeta[];
 }
 
-/** No data in here because RPC method BroadcastTxAsync "returns right away, with no response" */
-export interface BroadcastTxAsyncResponse {}
+/**
+ * No transaction data in here because RPC method BroadcastTxAsync "returns right away, with no response"
+ */
+export interface BroadcastTxAsyncResponse {
+  readonly hash: Uint8Array;
+}
 
 export interface BroadcastTxSyncResponse extends TxData {
   readonly hash: Uint8Array;
diff --git a/packages/tendermint-rpc/src/tendermint34/tendermint34client.spec.ts b/packages/tendermint-rpc/src/tendermint34/tendermint34client.spec.ts
index 584f7c00..ed1a3638 100644
--- a/packages/tendermint-rpc/src/tendermint34/tendermint34client.spec.ts
+++ b/packages/tendermint-rpc/src/tendermint34/tendermint34client.spec.ts
@@ -90,8 +90,7 @@ function defaultTestSuite(rpcFactory: () => RpcClient, expected: ExpectedValues)
       const tx = buildKvTx(randomString(), randomString());
 
       const response = await client.broadcastTxAsync({ tx: tx });
-      // TODO: Remove any cast after https://github.com/cosmos/cosmjs/issues/938
-      expect((response as any).hash.length).toEqual(32);
+      expect(response.hash.length).toEqual(32);
 
       client.disconnect();
     });