diff --git a/app/benchmarks/txsize_test.go b/app/benchmarks/txsize_test.go
index c6c62bfeed..ce135ee2a4 100644
--- a/app/benchmarks/txsize_test.go
+++ b/app/benchmarks/txsize_test.go
@@ -35,7 +35,7 @@ func ExampleTxSendSize() {
 	if err != nil {
 		return
 	}
-	sigs := []auth.StdSignature{{nil, sig}}
+	sigs := []auth.StdSignature{{Signature: sig}}
 	tx := auth.NewStdTx([]sdk.Msg{msg1}, fee, sigs, "")
 	fmt.Println(len(cdc.MustMarshalBinaryBare([]sdk.Msg{msg1})))
 	fmt.Println(len(cdc.MustMarshalBinaryBare(tx)))
diff --git a/x/wasm/internal/keeper/query_plugins.go b/x/wasm/internal/keeper/query_plugins.go
index b51761673b..0bf8a47194 100644
--- a/x/wasm/internal/keeper/query_plugins.go
+++ b/x/wasm/internal/keeper/query_plugins.go
@@ -2,6 +2,7 @@ package keeper
 
 import (
 	"encoding/json"
+
 	wasmTypes "github.com/CosmWasm/go-cosmwasm/types"
 	sdk "github.com/cosmos/cosmos-sdk/types"
 	sdkerrors "github.com/cosmos/cosmos-sdk/types/errors"
@@ -102,12 +103,12 @@ func BankQuerier(bank bank.ViewKeeper) func(ctx sdk.Context, request *wasmTypes.
 			}
 			return json.Marshal(res)
 		}
-		return nil, wasmTypes.UnsupportedRequest{"unknown BankQuery variant"}
+		return nil, wasmTypes.UnsupportedRequest{Kind: "unknown BankQuery variant"}
 	}
 }
 
-func NoCustomQuerier(ctx sdk.Context, request json.RawMessage) ([]byte, error) {
-	return nil, wasmTypes.UnsupportedRequest{"custom"}
+func NoCustomQuerier(sdk.Context, json.RawMessage) ([]byte, error) {
+	return nil, wasmTypes.UnsupportedRequest{Kind: "custom"}
 }
 
 func StakingQuerier(keeper staking.Keeper) func(ctx sdk.Context, request *wasmTypes.StakingQuery) ([]byte, error) {
@@ -171,7 +172,7 @@ func StakingQuerier(keeper staking.Keeper) func(ctx sdk.Context, request *wasmTy
 			}
 			return json.Marshal(res)
 		}
-		return nil, wasmTypes.UnsupportedRequest{"unknown Staking variant"}
+		return nil, wasmTypes.UnsupportedRequest{Kind: "unknown Staking variant"}
 	}
 }
 
@@ -242,7 +243,7 @@ func WasmQuerier(wasm Keeper) func(ctx sdk.Context, request *wasmTypes.WasmQuery
 			// TODO: do we want to change the return value?
 			return json.Marshal(models)
 		}
-		return nil, wasmTypes.UnsupportedRequest{"unknown WasmQuery variant"}
+		return nil, wasmTypes.UnsupportedRequest{Kind: "unknown WasmQuery variant"}
 	}
 }