diff --git a/packages/launchpad/src/index.ts b/packages/launchpad/src/index.ts
index 3701ab33..7cc94695 100644
--- a/packages/launchpad/src/index.ts
+++ b/packages/launchpad/src/index.ts
@@ -98,15 +98,8 @@ export {
 } from "./pubkey";
 export { findSequenceForSignedTx } from "./sequence";
 export { encodeSecp256k1Signature, decodeSignature } from "./signature";
+export { AccountData, Algo, PrehashType, OfflineSigner } from "./signer";
 export { CosmosFeeTable, SigningCosmosClient } from "./signingcosmosclient";
 export { isStdTx, pubkeyType, CosmosSdkTx, PubKey, StdFee, StdSignature, StdTx } from "./types";
-export {
-  AccountData,
-  Algo,
-  PrehashType,
-  OfflineSigner,
-  makeCosmoshubPath,
-  executeKdf,
-  KdfConfiguration,
-} from "./wallet";
+export { makeCosmoshubPath, executeKdf, KdfConfiguration } from "./wallet";
 export { extractKdfConfiguration, Secp256k1Wallet } from "./secp256k1wallet";
diff --git a/packages/launchpad/src/secp256k1wallet.ts b/packages/launchpad/src/secp256k1wallet.ts
index 5f5aea9a..e788250a 100644
--- a/packages/launchpad/src/secp256k1wallet.ts
+++ b/packages/launchpad/src/secp256k1wallet.ts
@@ -14,18 +14,16 @@ import { assert, isNonNullObject } from "@cosmjs/utils";
 
 import { rawSecp256k1PubkeyToAddress } from "./address";
 import { encodeSecp256k1Signature } from "./signature";
+import { AccountData, OfflineSigner, PrehashType } from "./signer";
 import { StdSignature } from "./types";
 import {
-  AccountData,
   decrypt,
   encrypt,
   EncryptionConfiguration,
   executeKdf,
   KdfConfiguration,
   makeCosmoshubPath,
-  OfflineSigner,
   prehash,
-  PrehashType,
   supportedAlgorithms,
 } from "./wallet";
 
diff --git a/packages/launchpad/src/signer.ts b/packages/launchpad/src/signer.ts
new file mode 100644
index 00000000..93e1ce59
--- /dev/null
+++ b/packages/launchpad/src/signer.ts
@@ -0,0 +1,24 @@
+import { StdSignature } from "./types";
+
+export type PrehashType = "sha256" | "sha512" | null;
+
+export type Algo = "secp256k1" | "ed25519" | "sr25519";
+
+export interface AccountData {
+  /** A printable address (typically bech32 encoded) */
+  readonly address: string;
+  readonly algo: Algo;
+  readonly pubkey: Uint8Array;
+}
+
+export interface OfflineSigner {
+  /**
+   * Get AccountData array from wallet. Rejects if not enabled.
+   */
+  readonly getAccounts: () => Promise<readonly AccountData[]>;
+
+  /**
+   * Request signature from whichever key corresponds to provided bech32-encoded address. Rejects if not enabled.
+   */
+  readonly sign: (address: string, message: Uint8Array, prehashType?: PrehashType) => Promise<StdSignature>;
+}
diff --git a/packages/launchpad/src/signingcosmosclient.ts b/packages/launchpad/src/signingcosmosclient.ts
index 5ffbd236..718e7e48 100644
--- a/packages/launchpad/src/signingcosmosclient.ts
+++ b/packages/launchpad/src/signingcosmosclient.ts
@@ -5,8 +5,8 @@ import { makeSignBytes } from "./encoding";
 import { buildFeeTable, FeeTable, GasLimits, GasPrice } from "./gas";
 import { BroadcastMode } from "./lcdapi";
 import { Msg, MsgSend } from "./msgs";
+import { OfflineSigner } from "./signer";
 import { StdFee, StdTx } from "./types";
-import { OfflineSigner } from "./wallet";
 
 /**
  * These fees are used by the higher level methods of SigningCosmosClient
diff --git a/packages/launchpad/src/wallet.ts b/packages/launchpad/src/wallet.ts
index eaded173..6f4f2b44 100644
--- a/packages/launchpad/src/wallet.ts
+++ b/packages/launchpad/src/wallet.ts
@@ -11,30 +11,7 @@ import {
 } from "@cosmjs/crypto";
 import { toAscii } from "@cosmjs/encoding";
 
-import { StdSignature } from "./types";
-
-export type PrehashType = "sha256" | "sha512" | null;
-
-export type Algo = "secp256k1" | "ed25519" | "sr25519";
-
-export interface AccountData {
-  // bech32-encoded
-  readonly address: string;
-  readonly algo: Algo;
-  readonly pubkey: Uint8Array;
-}
-
-export interface OfflineSigner {
-  /**
-   * Get AccountData array from wallet. Rejects if not enabled.
-   */
-  readonly getAccounts: () => Promise<readonly AccountData[]>;
-
-  /**
-   * Request signature from whichever key corresponds to provided bech32-encoded address. Rejects if not enabled.
-   */
-  readonly sign: (address: string, message: Uint8Array, prehashType?: PrehashType) => Promise<StdSignature>;
-}
+import { PrehashType } from "./signer";
 
 export function prehash(bytes: Uint8Array, type: PrehashType): Uint8Array {
   switch (type) {
diff --git a/packages/launchpad/types/index.d.ts b/packages/launchpad/types/index.d.ts
index 9d137f0b..ed0097b2 100644
--- a/packages/launchpad/types/index.d.ts
+++ b/packages/launchpad/types/index.d.ts
@@ -96,15 +96,8 @@ export {
 } from "./pubkey";
 export { findSequenceForSignedTx } from "./sequence";
 export { encodeSecp256k1Signature, decodeSignature } from "./signature";
+export { AccountData, Algo, PrehashType, OfflineSigner } from "./signer";
 export { CosmosFeeTable, SigningCosmosClient } from "./signingcosmosclient";
 export { isStdTx, pubkeyType, CosmosSdkTx, PubKey, StdFee, StdSignature, StdTx } from "./types";
-export {
-  AccountData,
-  Algo,
-  PrehashType,
-  OfflineSigner,
-  makeCosmoshubPath,
-  executeKdf,
-  KdfConfiguration,
-} from "./wallet";
+export { makeCosmoshubPath, executeKdf, KdfConfiguration } from "./wallet";
 export { extractKdfConfiguration, Secp256k1Wallet } from "./secp256k1wallet";
diff --git a/packages/launchpad/types/secp256k1wallet.d.ts b/packages/launchpad/types/secp256k1wallet.d.ts
index a24a3366..feed1eef 100644
--- a/packages/launchpad/types/secp256k1wallet.d.ts
+++ b/packages/launchpad/types/secp256k1wallet.d.ts
@@ -1,6 +1,7 @@
 import { HdPath } from "@cosmjs/crypto";
+import { AccountData, OfflineSigner, PrehashType } from "./signer";
 import { StdSignature } from "./types";
-import { AccountData, EncryptionConfiguration, KdfConfiguration, OfflineSigner, PrehashType } from "./wallet";
+import { EncryptionConfiguration, KdfConfiguration } from "./wallet";
 /**
  * This interface describes a JSON object holding the encrypted wallet and the meta data.
  * All fields in here must be JSON types.
diff --git a/packages/launchpad/types/signer.d.ts b/packages/launchpad/types/signer.d.ts
new file mode 100644
index 00000000..d21ed77a
--- /dev/null
+++ b/packages/launchpad/types/signer.d.ts
@@ -0,0 +1,19 @@
+import { StdSignature } from "./types";
+export declare type PrehashType = "sha256" | "sha512" | null;
+export declare type Algo = "secp256k1" | "ed25519" | "sr25519";
+export interface AccountData {
+  /** A printable address (typically bech32 encoded) */
+  readonly address: string;
+  readonly algo: Algo;
+  readonly pubkey: Uint8Array;
+}
+export interface OfflineSigner {
+  /**
+   * Get AccountData array from wallet. Rejects if not enabled.
+   */
+  readonly getAccounts: () => Promise<readonly AccountData[]>;
+  /**
+   * Request signature from whichever key corresponds to provided bech32-encoded address. Rejects if not enabled.
+   */
+  readonly sign: (address: string, message: Uint8Array, prehashType?: PrehashType) => Promise<StdSignature>;
+}
diff --git a/packages/launchpad/types/signingcosmosclient.d.ts b/packages/launchpad/types/signingcosmosclient.d.ts
index e1110ad9..839ad665 100644
--- a/packages/launchpad/types/signingcosmosclient.d.ts
+++ b/packages/launchpad/types/signingcosmosclient.d.ts
@@ -3,8 +3,8 @@ import { Account, BroadcastTxResult, CosmosClient, GetSequenceResult } from "./c
 import { FeeTable, GasLimits, GasPrice } from "./gas";
 import { BroadcastMode } from "./lcdapi";
 import { Msg } from "./msgs";
+import { OfflineSigner } from "./signer";
 import { StdFee } from "./types";
-import { OfflineSigner } from "./wallet";
 /**
  * These fees are used by the higher level methods of SigningCosmosClient
  */
diff --git a/packages/launchpad/types/wallet.d.ts b/packages/launchpad/types/wallet.d.ts
index 5c284f5d..f3e49071 100644
--- a/packages/launchpad/types/wallet.d.ts
+++ b/packages/launchpad/types/wallet.d.ts
@@ -1,22 +1,5 @@
 import { HdPath } from "@cosmjs/crypto";
-import { StdSignature } from "./types";
-export declare type PrehashType = "sha256" | "sha512" | null;
-export declare type Algo = "secp256k1" | "ed25519" | "sr25519";
-export interface AccountData {
-  readonly address: string;
-  readonly algo: Algo;
-  readonly pubkey: Uint8Array;
-}
-export interface OfflineSigner {
-  /**
-   * Get AccountData array from wallet. Rejects if not enabled.
-   */
-  readonly getAccounts: () => Promise<readonly AccountData[]>;
-  /**
-   * Request signature from whichever key corresponds to provided bech32-encoded address. Rejects if not enabled.
-   */
-  readonly sign: (address: string, message: Uint8Array, prehashType?: PrehashType) => Promise<StdSignature>;
-}
+import { PrehashType } from "./signer";
 export declare function prehash(bytes: Uint8Array, type: PrehashType): Uint8Array;
 /**
  * The Cosmoshub derivation path in the form `m/44'/118'/0'/0/a`