1 files changed, 1 insertions, 0 deletions

diff --git a/toys.h b/toys.h
index 2920cca4..93907fb6 100644
--- a/toys.h
+++ b/toys.h
@@ -35,6 +35,7 @@
 #include <unistd.h>
 #include <utime.h>
 
+#undef _XOPEN_SOURCE
 #define _XOPEN_SOURCE 600
 #include <time.h>