diff --git a/include/fuse_mount_compat.h b/include/fuse_mount_compat.h
index be8d576..242dbc1 100644
--- a/include/fuse_mount_compat.h
+++ b/include/fuse_mount_compat.h
@@ -32,6 +32,14 @@
 #define MS_PRIVATE     (1<<18)
 #endif
 
+#ifndef MS_RELATIME
+#define MS_RELATIME     (1<<21)
+#endif
+
+#ifndef MS_STRICTATIME
+#define MS_STRICTATIME  (1<<24)
+#endif
+
 #ifndef MS_LAZYTIME
 #define MS_LAZYTIME    (1<<25)
 #endif