diff --git a/proto/account.proto b/proto/account.proto
index 570e4e5..662eb64 100644
--- a/proto/account.proto
+++ b/proto/account.proto
@@ -6,6 +6,7 @@ option go_package = "git.lendry.ru/lendry-erp/proto.git/go;pb";
 
 service AccountService {
   rpc GetAccount(GetAccountRequest) returns (GetAccountResponse);
+  rpc ChangePassword (ChangePasswordRequest) returns (ChangePasswordResponse);
 }
 
 message GetAccountRequest {
@@ -33,4 +34,18 @@ message GetAccountResponse {
   bool has_pin = 18;
 }
 
+message ChangePasswordRequest {
+  string user_id = 1;
+  string old_password = 2;
+  string new_password = 3;
+  optional string code = 4;
+  optional string pin = 5;
+}
+
+message ChangePasswordResponse {
+  bool success = 1;
+  string message = 2;
+}
+
+