diff --git a/include/X11/Xpoll.h.in b/include/X11/Xpoll.h.in
index 9f127e1..f7c42e6 100644
--- a/include/X11/Xpoll.h.in
+++ b/include/X11/Xpoll.h.in
@@ -163,7 +163,7 @@ typedef struct fd_set {
         }
 
 #else /* USE_POLL */
-#include <sys/poll.h>
+#include <poll.h>
 #endif /* USE_POLL */
 
 #else /* WIN32 */