diff --git a/include/bank_api.h b/include/bank_api.h
index 113f983..4c2e55e 100644
--- a/include/bank_api.h
+++ b/include/bank_api.h
@@ -12,23 +12,23 @@ class api : public HttpController<api, false>
     Bank &bank;
 
 public:
-    api(Bank &b);
+    api(Bank &b) noexcept;
 #if API_VERSION >= 1
-    void GetBal(req_args, const std::string &name) const;
-    void GetLog(req_args);
+    void GetBal(req_args, const std::string &name) const noexcept;
+    void GetLog(req_args) const noexcept;
     void SendFunds(req_args) const;
-    void VerifyPassword(req_args) const;
+    void VerifyPassword(req_args) const noexcept;
 
     void ChangePassword(req_args) const;
     void AdminChangePassword(req_args) const;
     void SetBal(req_args) const;
 
-    void Help(req_args) const;
-    void Ping(req_args) const;
-    void Close(req_args) const;
-    void Contains(req_args, const std::string &name) const;
-    void AdminVerifyAccount(req_args);
-    void ApiVersion(req_args) const;
+    void Help(req_args) const noexcept;
+    void Ping(req_args) const noexcept;
+    void Close(req_args) const noexcept;
+    void Contains(req_args, const std::string &name) const noexcept;
+    void AdminVerifyAccount(req_args) noexcept;
+    void ApiVersion(req_args) const noexcept;
 
     void AddUser(req_args) const;
     void AdminAddUser(req_args) const;