diff --git a/qemu-timer.h b/qemu-timer.h
index 2cacf65535..06cbe20914 100644
--- a/qemu-timer.h
+++ b/qemu-timer.h
@@ -7,7 +7,6 @@
 
 #ifdef _WIN32
 #include <windows.h>
-#include <mmsystem.h>
 #endif
 
 /* timers */