diff --git a/shell/platform/common/client_wrapper/include/flutter/binary_messenger.h b/shell/platform/common/client_wrapper/include/flutter/binary_messenger.h
index d552b499ee233..553ba0bba49ff 100644
--- a/shell/platform/common/client_wrapper/include/flutter/binary_messenger.h
+++ b/shell/platform/common/client_wrapper/include/flutter/binary_messenger.h
@@ -5,6 +5,7 @@
 #ifndef FLUTTER_SHELL_PLATFORM_COMMON_CLIENT_WRAPPER_INCLUDE_FLUTTER_BINARY_MESSENGER_H_
 #define FLUTTER_SHELL_PLATFORM_COMMON_CLIENT_WRAPPER_INCLUDE_FLUTTER_BINARY_MESSENGER_H_
 
+#include <cstdint>
 #include <functional>
 #include <string>