diff --git a/packages/cosmwasm-stargate/src/signingcosmwasmclient.ts b/packages/cosmwasm-stargate/src/signingcosmwasmclient.ts
index d8451599..b6dd254b 100644
--- a/packages/cosmwasm-stargate/src/signingcosmwasmclient.ts
+++ b/packages/cosmwasm-stargate/src/signingcosmwasmclient.ts
@@ -405,7 +405,7 @@ export class SigningCosmWasmClient extends CosmWasmClient {
     memo = "",
   ): Promise<BroadcastTxResponse> {
     const txRaw = await this.sign(signerAddress, messages, fee, memo);
-    const txBytes = Uint8Array.from(TxRaw.encode(txRaw).finish());
+    const txBytes = TxRaw.encode(txRaw).finish();
     return this.broadcastTx(txBytes);
   }
 
diff --git a/packages/stargate/src/signingstargateclient.ts b/packages/stargate/src/signingstargateclient.ts
index 31c81f24..6267ddc6 100644
--- a/packages/stargate/src/signingstargateclient.ts
+++ b/packages/stargate/src/signingstargateclient.ts
@@ -297,7 +297,7 @@ export class SigningStargateClient extends StargateClient {
     memo = "",
   ): Promise<BroadcastTxResponse> {
     const txRaw = await this.sign(signerAddress, messages, fee, memo);
-    const txBytes = Uint8Array.from(TxRaw.encode(txRaw).finish());
+    const txBytes = TxRaw.encode(txRaw).finish();
     return this.broadcastTx(txBytes);
   }