diff --git a/src/ice/util.c b/src/ice/util.c
index a4b3af1..b8a0849 100644
--- a/src/ice/util.c
+++ b/src/ice/util.c
@@ -7,9 +7,7 @@
 #ifdef HAVE_SYS_TIME_H
 #include <sys/time.h>
 #endif
-#ifdef WIN32
-#include <windows.h>
-#else
+#ifndef WIN32
 #include <time.h>
 #endif
 #include <re_types.h>