diff --git a/mozilla/modules/plugin/base/public/nptypes.h b/mozilla/modules/plugin/base/public/nptypes.h
index b2cbf34f3f0..94977034ae5 100644
--- a/mozilla/modules/plugin/base/public/nptypes.h
+++ b/mozilla/modules/plugin/base/public/nptypes.h
@@ -46,6 +46,4 @@ typedef int int32_t;
 typedef unsigned int uint32_t;
 #else
 #include <stdint.h>
-#include <stdbool.h>
-#include <math.h>
 #endif