diff --git a/packages/sdk-ui-ts/src/core/clients/MsgBroadcastClientCosmosFeeDelegation.ts b/packages/sdk-ui-ts/src/core/clients/MsgBroadcastClientCosmosFeeDelegation.ts
index 1f2bdca3f..8d9aaf795 100644
--- a/packages/sdk-ui-ts/src/core/clients/MsgBroadcastClientCosmosFeeDelegation.ts
+++ b/packages/sdk-ui-ts/src/core/clients/MsgBroadcastClientCosmosFeeDelegation.ts
@@ -154,7 +154,7 @@ export class MsgBroadcastClientCosmosFeeDelegation {
     const txRaw = createTxRawFromSigResponse(directSignResponse)
     txRaw.setSignaturesList([
       txResponse.getFeePayerSig(),
-      ...directSignResponse.signature.signature,
+      directSignResponse.signature.signature,
     ])
 
     return await walletStrategy.sendTransaction(txRaw, {