diff --git a/packages/cosmwasm-stargate/src/cosmwasmclient.ts b/packages/cosmwasm-stargate/src/cosmwasmclient.ts
index 25117fc8..e9edec3b 100644
--- a/packages/cosmwasm-stargate/src/cosmwasmclient.ts
+++ b/packages/cosmwasm-stargate/src/cosmwasmclient.ts
@@ -325,7 +325,7 @@ export class CosmWasmClient {
       throw new Error(_e);
     }
 
-    return (allCodes || []).map((entry: CodeInfoResponse): Code => {
+    return allCodes.map((entry: CodeInfoResponse): Code => {
       assert(entry.creator && entry.codeId && entry.dataHash, "entry incomplete");
       return {
         id: entry.codeId.toNumber(),