diff --git a/Grbl_Esp32/src/Grbl.h b/Grbl_Esp32/src/Grbl.h
index c74f1d11..a800abf8 100644
--- a/Grbl_Esp32/src/Grbl.h
+++ b/Grbl_Esp32/src/Grbl.h
@@ -25,8 +25,6 @@
 const char* const GRBL_VERSION       = "2.1a";
 const char* const GRBL_VERSION_BUILD = "20210326";
 
-#include <cstdint>
-
 void grbl_init();
 void run_once();