diff --git a/packages/bcp/src/cosmwasmcodec.ts b/packages/bcp/src/cosmwasmcodec.ts
index e3745343..2ca6e273 100644
--- a/packages/bcp/src/cosmwasmcodec.ts
+++ b/packages/bcp/src/cosmwasmcodec.ts
@@ -1,4 +1,5 @@
 /* eslint-disable @typescript-eslint/camelcase */
+import { marshalTx, unmarshalTx } from "@cosmwasm/sdk";
 import {
   Address,
   ChainId,
@@ -13,9 +14,7 @@ import {
   TxCodec,
   UnsignedTransaction,
 } from "@iov/bcp";
-import { Sha256 } from "@iov/crypto";
 import { Encoding } from "@iov/encoding";
-import { unmarshalTx, marshalTx } from "@cosmwasm/sdk";
 
 import { CosmosBech32Prefix, isValidAddress, pubkeyToAddress } from "./address";
 import { Caip5 } from "./caip5";
@@ -23,7 +22,7 @@ import { parseTx } from "./decode";
 import { buildSignedTx, buildUnsignedTx } from "./encode";
 import { nonceToAccountNumber, nonceToSequence, TokenInfos } from "./types";
 
-const { toHex, toUtf8 } = Encoding;
+const { toUtf8 } = Encoding;
 
 function sortJson(json: any): any {
   if (typeof json !== "object" || json === null) {
diff --git a/packages/bcp/src/decode.ts b/packages/bcp/src/decode.ts
index 0ae3cffd..2835b0fa 100644
--- a/packages/bcp/src/decode.ts
+++ b/packages/bcp/src/decode.ts
@@ -102,7 +102,12 @@ export function parseFee(fee: types.StdFee, tokens: TokenInfos): Fee {
   };
 }
 
-export function parseTx(txValue: types.StdTx, chainId: ChainId, nonce: Nonce, tokens: TokenInfos): SignedTransaction {
+export function parseTx(
+  txValue: types.StdTx,
+  chainId: ChainId,
+  nonce: Nonce,
+  tokens: TokenInfos,
+): SignedTransaction {
   if (!types.isAminoStdTx(txValue)) {
     throw new Error("Only Amino StdTx is supported");
   }