diff --git a/wpigui/src/main/native/include/wpi/gui/portable-file-dialogs.h b/wpigui/src/main/native/include/wpi/gui/portable-file-dialogs.h
index e4a4f967eb..28fef877ae 100644
--- a/wpigui/src/main/native/include/wpi/gui/portable-file-dialogs.h
+++ b/wpigui/src/main/native/include/wpi/gui/portable-file-dialogs.h
@@ -12,6 +12,7 @@
 
 #pragma once
 
+#include <stdint.h> // uint8_t
 #include <string>   // std::string
 #include <memory>   // std::shared_ptr
 #include <map>      // std::map