diff --git a/src/core/windows/SDL_immdevice.c b/src/core/windows/SDL_immdevice.c
index 5373ce92a..71c78c67b 100644
--- a/src/core/windows/SDL_immdevice.c
+++ b/src/core/windows/SDL_immdevice.c
@@ -24,6 +24,7 @@
 
 #include "SDL_windows.h"
 #include "SDL_immdevice.h"
+#include "SDL_timer.h"
 #include "../../audio/SDL_sysaudio.h"
 #include <objbase.h> /* For CLSIDFromString */