diff --git a/keyserver/addons/rust-node-addon/rust-binding-types.js b/keyserver/addons/rust-node-addon/rust-binding-types.js
index 0f632b687..ddfec0bc1 100644
--- a/keyserver/addons/rust-node-addon/rust-binding-types.js
+++ b/keyserver/addons/rust-node-addon/rust-binding-types.js
@@ -1,71 +1,67 @@
 // @flow
 
 import type { SignedIdentityKeysBlob } from 'lib/types/crypto-types.js';
-
-type UserLoginResponse = {
-  +userId: string,
-  +accessToken: string,
-};
+import type { UserLoginResponse } from 'lib/types/identity-service-types.js';
 
 type InboundKeyInfoResponse = {
   +payload: string,
   +payloadSignature: string,
   +socialProof?: ?string,
   +contentPrekey: string,
   +contentPrekeySignature: string,
   +notifPrekey: string,
   +notifPrekeySignature: string,
 };
 
 type RustNativeBindingAPI = {
   +loginUser: (
     username: string,
     password: string,
     signedIdentityKeysBlob: SignedIdentityKeysBlob,
     contentPrekey: string,
     contentPrekeySignature: string,
     notifPrekey: string,
     notifPrekeySignature: string,
     contentOneTimeKeys: $ReadOnlyArray<string>,
     notifOneTimeKeys: $ReadOnlyArray<string>,
   ) => Promise<UserLoginResponse>,
   +registerUser: (
     username: string,
     password: string,
     signedIdentityKeysBlob: SignedIdentityKeysBlob,
     contentPrekey: string,
     contentPrekeySignature: string,
     notifPrekey: string,
     notifPrekeySignature: string,
     contentOneTimeKeys: $ReadOnlyArray<string>,
     notifOneTimeKeys: $ReadOnlyArray<string>,
   ) => Promise<UserLoginResponse>,
   +addReservedUsernames: (message: string, signature: string) => Promise<void>,
   +removeReservedUsername: (
     message: string,
     signature: string,
   ) => Promise<void>,
   +publishPrekeys: (
     userId: string,
     deviceId: string,
     accessToken: string,
     contentPrekey: string,
     contentPrekeySignature: string,
     notifPrekey: string,
     notifPrekeySignature: string,
   ) => Promise<boolean>,
   +uploadOneTimeKeys: (
     userId: string,
     deviceId: string,
     accessToken: string,
     contentOneTimePreKeys: $ReadOnlyArray<string>,
     notifOneTimePreKeys: $ReadOnlyArray<string>,
   ) => Promise<boolean>,
   +getInboundKeysForUserDevice: (
     identifierType: string,
     identifierValue: string,
     deviceId: string,
   ) => Promise<InboundKeyInfoResponse>,
 };
 
 export type { RustNativeBindingAPI };
diff --git a/lib/types/identity-service-types.js b/lib/types/identity-service-types.js
new file mode 100644
index 000000000..4207326e4
--- /dev/null
+++ b/lib/types/identity-service-types.js
@@ -0,0 +1,6 @@
+// @flow
+
+export type UserLoginResponse = {
+  +userId: string,
+  +accessToken: string,
+};