diff --git a/esphome/components/api/api_connection.h b/esphome/components/api/api_connection.h
index 6214d5ba82..8cdb89a738 100644
--- a/esphome/components/api/api_connection.h
+++ b/esphome/components/api/api_connection.h
@@ -193,7 +193,9 @@ class APIConnection : public APIServerConnection {
   void on_get_time_response(const GetTimeResponse &value) override;
 #endif
   bool send_hello_response(const HelloRequest &msg) override;
+#ifdef USE_API_PASSWORD
   bool send_connect_response(const ConnectRequest &msg) override;
+#endif
   bool send_disconnect_response(const DisconnectRequest &msg) override;
   bool send_ping_response(const PingRequest &msg) override;
   bool send_device_info_response(const DeviceInfoRequest &msg) override;