diff --git a/flutter/linux/main.cc b/flutter/linux/main.cc
index 293100cef..2b9701c8f 100644
--- a/flutter/linux/main.cc
+++ b/flutter/linux/main.cc
@@ -1,4 +1,5 @@
 #include <dlfcn.h>
+#include <string>
 #include "my_application.h"
 
 #define RUSTDESK_LIB_PATH "librustdesk.so"