diff --git a/packages/sdk38/src/cosmosclient.searchtx.spec.ts b/packages/sdk38/src/cosmosclient.searchtx.spec.ts
index fe90b60a..efaeb440 100644
--- a/packages/sdk38/src/cosmosclient.searchtx.spec.ts
+++ b/packages/sdk38/src/cosmosclient.searchtx.spec.ts
@@ -33,8 +33,11 @@ describe("CosmosClient.searchTx", () => {
   beforeAll(async () => {
     if (wasmdEnabled()) {
       const wallet = await Secp256k1OfflineWallet.fromMnemonic(faucet.mnemonic);
+      await wallet.enable();
+      const accounts = await wallet.getAccounts();
+      const { address: walletAddress } = accounts[0];
       const client = new SigningCosmosClient(wasmd.endpoint, faucet.address, async (signBytes) =>
-        wallet.sign(wallet.address, signBytes),
+        wallet.sign(walletAddress, signBytes),
       );
 
       {
@@ -58,7 +61,7 @@ describe("CosmosClient.searchTx", () => {
         const { accountNumber, sequence } = await client.getNonce();
         const chainId = await client.getChainId();
         const signBytes = makeSignBytes([sendMsg], fee, chainId, memo, accountNumber, sequence);
-        const signature = await wallet.sign(wallet.address, signBytes);
+        const signature = await wallet.sign(walletAddress, signBytes);
         const tx: CosmosSdkTx = {
           type: "cosmos-sdk/StdTx",
           value: {
diff --git a/packages/sdk38/src/cosmosclient.spec.ts b/packages/sdk38/src/cosmosclient.spec.ts
index e56a8fa1..82a27a3e 100644
--- a/packages/sdk38/src/cosmosclient.spec.ts
+++ b/packages/sdk38/src/cosmosclient.spec.ts
@@ -194,6 +194,9 @@ describe("CosmosClient", () => {
     it("works", async () => {
       pendingWithoutWasmd();
       const wallet = await Secp256k1OfflineWallet.fromMnemonic(faucet.mnemonic);
+      await wallet.enable();
+      const accounts = await wallet.getAccounts();
+      const { address: walletAddress } = accounts[0];
       const client = new CosmosClient(wasmd.endpoint);
 
       const memo = "My first contract on chain";
@@ -224,7 +227,7 @@ describe("CosmosClient", () => {
       const chainId = await client.getChainId();
       const { accountNumber, sequence } = await client.getNonce(faucet.address);
       const signBytes = makeSignBytes([sendMsg], fee, chainId, memo, accountNumber, sequence);
-      const signature = await wallet.sign(wallet.address, signBytes);
+      const signature = await wallet.sign(walletAddress, signBytes);
       const signedTx = {
         msg: [sendMsg],
         fee: fee,
diff --git a/packages/sdk38/src/lcdapi/lcdclient.spec.ts b/packages/sdk38/src/lcdapi/lcdclient.spec.ts
index 17df4744..2b712fba 100644
--- a/packages/sdk38/src/lcdapi/lcdclient.spec.ts
+++ b/packages/sdk38/src/lcdapi/lcdclient.spec.ts
@@ -1,7 +1,6 @@
 /* eslint-disable @typescript-eslint/camelcase */
 import { assert, sleep } from "@cosmjs/utils";
 
-import { rawSecp256k1PubkeyToAddress } from "../address";
 import { Coin } from "../coins";
 import { isPostTxFailure } from "../cosmosclient";
 import { makeSignBytes } from "../encoding";
@@ -218,8 +217,11 @@ describe("LcdClient", () => {
     beforeAll(async () => {
       if (wasmdEnabled()) {
         const wallet = await Secp256k1OfflineWallet.fromMnemonic(faucet.mnemonic);
+        await wallet.enable();
+        const accounts = await wallet.getAccounts();
+        const { address: walletAddress } = accounts[0];
         const client = new SigningCosmosClient(wasmd.endpoint, faucet.address, async (signBytes) =>
-          wallet.sign(wallet.address, signBytes),
+          wallet.sign(walletAddress, signBytes),
         );
 
         {
@@ -267,7 +269,7 @@ describe("LcdClient", () => {
           const { accountNumber, sequence } = await client.getNonce();
           const chainId = await client.getChainId();
           const signBytes = makeSignBytes([sendMsg], fee, chainId, memo, accountNumber, sequence);
-          const signature = await wallet.sign(wallet.address, signBytes);
+          const signature = await wallet.sign(walletAddress, signBytes);
           const signedTx = {
             msg: [sendMsg],
             fee: fee,
@@ -352,8 +354,11 @@ describe("LcdClient", () => {
     beforeAll(async () => {
       if (wasmdEnabled()) {
         const wallet = await Secp256k1OfflineWallet.fromMnemonic(faucet.mnemonic);
+        await wallet.enable();
+        const accounts = await wallet.getAccounts();
+        const { address: walletAddress } = accounts[0];
         const client = new SigningCosmosClient(wasmd.endpoint, faucet.address, async (signBytes) =>
-          wallet.sign(wallet.address, signBytes),
+          wallet.sign(walletAddress, signBytes),
         );
 
         const recipient = makeRandomAddress();
@@ -535,6 +540,9 @@ describe("LcdClient", () => {
     it("can send tokens", async () => {
       pendingWithoutWasmd();
       const wallet = await Secp256k1OfflineWallet.fromMnemonic(faucet.mnemonic);
+      await wallet.enable();
+      const accounts = await wallet.getAccounts();
+      const { address: walletAddress } = accounts[0];
 
       const memo = "My first contract on chain";
       const theMsg: MsgSend = {
@@ -565,7 +573,7 @@ describe("LcdClient", () => {
       const { account_number, sequence } = (await client.auth.account(faucet.address)).result.value;
 
       const signBytes = makeSignBytes([theMsg], fee, wasmd.chainId, memo, account_number, sequence);
-      const signature = await wallet.sign(wallet.address, signBytes);
+      const signature = await wallet.sign(walletAddress, signBytes);
       const signedTx = makeSignedTx(theMsg, fee, memo, signature);
       const result = await client.postTx(signedTx);
       expect(result.code).toBeUndefined();
@@ -585,9 +593,12 @@ describe("LcdClient", () => {
       const account1 = await Secp256k1OfflineWallet.fromMnemonic(faucet.mnemonic, makeCosmoshubPath(0));
       const account2 = await Secp256k1OfflineWallet.fromMnemonic(faucet.mnemonic, makeCosmoshubPath(1));
       const account3 = await Secp256k1OfflineWallet.fromMnemonic(faucet.mnemonic, makeCosmoshubPath(2));
-      const address1 = rawSecp256k1PubkeyToAddress(account1.pubkey, "cosmos");
-      const address2 = rawSecp256k1PubkeyToAddress(account2.pubkey, "cosmos");
-      const address3 = rawSecp256k1PubkeyToAddress(account3.pubkey, "cosmos");
+      const [address1, address2, address3] = await Promise.all(
+        [account1, account2, account3].map(async (wallet) => {
+          await wallet.enable();
+          return (await wallet.getAccounts())[0].address;
+        }),
+      );
 
       const memo = "My first contract on chain";
       const theMsg: MsgSend = {
@@ -622,9 +633,9 @@ describe("LcdClient", () => {
       const signBytes1 = makeSignBytes([theMsg], fee, wasmd.chainId, memo, an1, sequence1);
       const signBytes2 = makeSignBytes([theMsg], fee, wasmd.chainId, memo, an2, sequence2);
       const signBytes3 = makeSignBytes([theMsg], fee, wasmd.chainId, memo, an3, sequence3);
-      const signature1 = await account1.sign(account1.address, signBytes1);
-      const signature2 = await account2.sign(account2.address, signBytes2);
-      const signature3 = await account3.sign(account3.address, signBytes3);
+      const signature1 = await account1.sign(address1, signBytes1);
+      const signature2 = await account2.sign(address2, signBytes2);
+      const signature3 = await account3.sign(address3, signBytes3);
       const signedTx = {
         msg: [theMsg],
         fee: fee,
@@ -638,14 +649,16 @@ describe("LcdClient", () => {
 
     it("can send multiple messages with one signature", async () => {
       pendingWithoutWasmd();
-      const account1 = await Secp256k1OfflineWallet.fromMnemonic(faucet.mnemonic, makeCosmoshubPath(0));
-      const address1 = rawSecp256k1PubkeyToAddress(account1.pubkey, "cosmos");
+      const wallet = await Secp256k1OfflineWallet.fromMnemonic(faucet.mnemonic, makeCosmoshubPath(0));
+      await wallet.enable();
+      const accounts = await wallet.getAccounts();
+      const { address: walletAddress } = accounts[0];
 
       const memo = "My first contract on chain";
       const msg1: MsgSend = {
         type: "cosmos-sdk/MsgSend",
         value: {
-          from_address: address1,
+          from_address: walletAddress,
           to_address: defaultRecipientAddress,
           amount: [
             {
@@ -658,7 +671,7 @@ describe("LcdClient", () => {
       const msg2: MsgSend = {
         type: "cosmos-sdk/MsgSend",
         value: {
-          from_address: address1,
+          from_address: walletAddress,
           to_address: defaultRecipientAddress,
           amount: [
             {
@@ -680,10 +693,10 @@ describe("LcdClient", () => {
       };
 
       const client = LcdClient.withExtensions({ apiUrl: wasmd.endpoint }, setupAuthExtension);
-      const { account_number, sequence } = (await client.auth.account(address1)).result.value;
+      const { account_number, sequence } = (await client.auth.account(walletAddress)).result.value;
 
       const signBytes = makeSignBytes([msg1, msg2], fee, wasmd.chainId, memo, account_number, sequence);
-      const signature1 = await account1.sign(account1.address, signBytes);
+      const signature1 = await wallet.sign(walletAddress, signBytes);
       const signedTx = {
         msg: [msg1, msg2],
         fee: fee,
@@ -698,8 +711,12 @@ describe("LcdClient", () => {
       pendingWithoutWasmd();
       const account1 = await Secp256k1OfflineWallet.fromMnemonic(faucet.mnemonic, makeCosmoshubPath(0));
       const account2 = await Secp256k1OfflineWallet.fromMnemonic(faucet.mnemonic, makeCosmoshubPath(1));
-      const address1 = rawSecp256k1PubkeyToAddress(account1.pubkey, "cosmos");
-      const address2 = rawSecp256k1PubkeyToAddress(account2.pubkey, "cosmos");
+      const [address1, address2] = await Promise.all(
+        [account1, account2].map(async (wallet) => {
+          await wallet.enable();
+          return (await wallet.getAccounts())[0].address;
+        }),
+      );
 
       const memo = "My first contract on chain";
       const msg1: MsgSend = {
@@ -745,8 +762,8 @@ describe("LcdClient", () => {
 
       const signBytes1 = makeSignBytes([msg2, msg1], fee, wasmd.chainId, memo, an1, sequence1);
       const signBytes2 = makeSignBytes([msg2, msg1], fee, wasmd.chainId, memo, an2, sequence2);
-      const signature1 = await account1.sign(account1.address, signBytes1);
-      const signature2 = await account2.sign(account2.address, signBytes2);
+      const signature1 = await account1.sign(address1, signBytes1);
+      const signature2 = await account2.sign(address2, signBytes2);
       const signedTx = {
         msg: [msg2, msg1],
         fee: fee,
@@ -766,8 +783,12 @@ describe("LcdClient", () => {
       pendingWithoutWasmd();
       const account1 = await Secp256k1OfflineWallet.fromMnemonic(faucet.mnemonic, makeCosmoshubPath(0));
       const account2 = await Secp256k1OfflineWallet.fromMnemonic(faucet.mnemonic, makeCosmoshubPath(1));
-      const address1 = rawSecp256k1PubkeyToAddress(account1.pubkey, "cosmos");
-      const address2 = rawSecp256k1PubkeyToAddress(account2.pubkey, "cosmos");
+      const [address1, address2] = await Promise.all(
+        [account1, account2].map(async (wallet) => {
+          await wallet.enable();
+          return (await wallet.getAccounts())[0].address;
+        }),
+      );
 
       const memo = "My first contract on chain";
       const msg1: MsgSend = {
@@ -813,8 +834,8 @@ describe("LcdClient", () => {
 
       const signBytes1 = makeSignBytes([msg1, msg2], fee, wasmd.chainId, memo, an1, sequence1);
       const signBytes2 = makeSignBytes([msg1, msg2], fee, wasmd.chainId, memo, an2, sequence2);
-      const signature1 = await account1.sign(account1.address, signBytes1);
-      const signature2 = await account2.sign(account2.address, signBytes2);
+      const signature1 = await account1.sign(address1, signBytes1);
+      const signature2 = await account2.sign(address2, signBytes2);
       const signedTx = {
         msg: [msg1, msg2],
         fee: fee,
@@ -829,8 +850,12 @@ describe("LcdClient", () => {
       pendingWithoutWasmd();
       const account1 = await Secp256k1OfflineWallet.fromMnemonic(faucet.mnemonic, makeCosmoshubPath(0));
       const account2 = await Secp256k1OfflineWallet.fromMnemonic(faucet.mnemonic, makeCosmoshubPath(1));
-      const address1 = rawSecp256k1PubkeyToAddress(account1.pubkey, "cosmos");
-      const address2 = rawSecp256k1PubkeyToAddress(account2.pubkey, "cosmos");
+      const [address1, address2] = await Promise.all(
+        [account1, account2].map(async (wallet) => {
+          await wallet.enable();
+          return (await wallet.getAccounts())[0].address;
+        }),
+      );
 
       const memo = "My first contract on chain";
       const msg1: MsgSend = {
@@ -876,8 +901,8 @@ describe("LcdClient", () => {
 
       const signBytes1 = makeSignBytes([msg2, msg1], fee, wasmd.chainId, memo, an1, sequence1);
       const signBytes2 = makeSignBytes([msg2, msg1], fee, wasmd.chainId, memo, an2, sequence2);
-      const signature1 = await account1.sign(account1.address, signBytes1);
-      const signature2 = await account2.sign(account2.address, signBytes2);
+      const signature1 = await account1.sign(address1, signBytes1);
+      const signature2 = await account2.sign(address2, signBytes2);
       const signedTx = {
         msg: [msg2, msg1],
         fee: fee,
diff --git a/packages/sdk38/src/signingcosmosclient.spec.ts b/packages/sdk38/src/signingcosmosclient.spec.ts
index 7182cbce..81f69689 100644
--- a/packages/sdk38/src/signingcosmosclient.spec.ts
+++ b/packages/sdk38/src/signingcosmosclient.spec.ts
@@ -22,8 +22,11 @@ describe("SigningCosmosClient", () => {
   describe("makeReadOnly", () => {
     it("can be constructed", async () => {
       const wallet = await Secp256k1OfflineWallet.fromMnemonic(faucet.mnemonic);
+      await wallet.enable();
+      const accounts = await wallet.getAccounts();
+      const { address } = accounts[0];
       const client = new SigningCosmosClient(httpUrl, faucet.address, async (signBytes) =>
-        wallet.sign(wallet.address, signBytes),
+        wallet.sign(address, signBytes),
       );
       expect(client).toBeTruthy();
     });
@@ -33,8 +36,11 @@ describe("SigningCosmosClient", () => {
     it("always uses authAccount implementation", async () => {
       pendingWithoutWasmd();
       const wallet = await Secp256k1OfflineWallet.fromMnemonic(faucet.mnemonic);
+      await wallet.enable();
+      const accounts = await wallet.getAccounts();
+      const { address } = accounts[0];
       const client = new SigningCosmosClient(httpUrl, faucet.address, async (signBytes) =>
-        wallet.sign(wallet.address, signBytes),
+        wallet.sign(address, signBytes),
       );
 
       const openedClient = (client as unknown) as PrivateCosmWasmClient;
@@ -53,8 +59,11 @@ describe("SigningCosmosClient", () => {
     it("works", async () => {
       pendingWithoutWasmd();
       const wallet = await Secp256k1OfflineWallet.fromMnemonic(faucet.mnemonic);
+      await wallet.enable();
+      const accounts = await wallet.getAccounts();
+      const { address } = accounts[0];
       const client = new SigningCosmosClient(httpUrl, faucet.address, async (signBytes) =>
-        wallet.sign(wallet.address, signBytes),
+        wallet.sign(address, signBytes),
       );
 
       // instantiate
diff --git a/packages/sdk38/src/wallet.ts b/packages/sdk38/src/wallet.ts
index 92365e79..3441f9f9 100644
--- a/packages/sdk38/src/wallet.ts
+++ b/packages/sdk38/src/wallet.ts
@@ -80,7 +80,7 @@ export class Secp256k1OfflineWallet implements OfflineWallet {
     return new Secp256k1OfflineWallet(privkey, Secp256k1.compressPubkey(uncompressed), prefix);
   }
 
-  public readonly pubkey: Uint8Array;
+  private readonly pubkey: Uint8Array;
   private readonly privkey: Uint8Array;
   private readonly prefix: string;
   private readonly algo: Algo = "secp256k1";
@@ -92,7 +92,7 @@ export class Secp256k1OfflineWallet implements OfflineWallet {
     this.prefix = prefix;
   }
 
-  public get address(): string {
+  private get address(): string {
     return rawSecp256k1PubkeyToAddress(this.pubkey, this.prefix);
   }
 
diff --git a/packages/sdk38/types/wallet.d.ts b/packages/sdk38/types/wallet.d.ts
index 16d837e5..f27bea6f 100644
--- a/packages/sdk38/types/wallet.d.ts
+++ b/packages/sdk38/types/wallet.d.ts
@@ -32,13 +32,13 @@ export declare class Secp256k1OfflineWallet implements OfflineWallet {
     hdPath?: readonly Slip10RawIndex[],
     prefix?: string,
   ): Promise<Secp256k1OfflineWallet>;
-  readonly pubkey: Uint8Array;
+  private readonly pubkey;
   private readonly privkey;
   private readonly prefix;
   private readonly algo;
   private enabled;
   private constructor();
-  get address(): string;
+  private get address();
   enable(): Promise<boolean>;
   getAccounts(): Promise<readonly AccountData[]>;
   sign(address: string, message: Uint8Array, prehashType?: PrehashType): Promise<StdSignature>;