diff --git a/mmc_updater/src/Platform.h b/mmc_updater/src/Platform.h
index 18072b38..c17951cc 100644
--- a/mmc_updater/src/Platform.h
+++ b/mmc_updater/src/Platform.h
@@ -7,6 +7,7 @@
 
 #ifdef WIN32
  #define PLATFORM_WINDOWS
+ #define WIN32_LEAN_AND_MEAN
  #include <windows.h>
 
  // disable warnings about exception specifications,
@@ -27,4 +28,4 @@
  #define PLATFORM_PID pid_t
 #else
  #define PLATFORM_PID DWORD
-#endif
\ No newline at end of file
+#endif