diff --git a/evutil_time.c b/evutil_time.c
index 00fd5fb4..d658b30e 100644
--- a/evutil_time.c
+++ b/evutil_time.c
@@ -141,7 +141,10 @@ evutil_usleep_(const struct timeval *tv)
 	sleep(tv->tv_sec);
 	usleep(tv->tv_usec);
 #else
-	select(0, NULL, NULL, NULL, tv);
+	{
+		struct timeval tv2 = *tv;
+		select(0, NULL, NULL, NULL, &tv2);
+	}
 #endif
 }