1 files changed, 2 insertions, 0 deletions
diff --git a/ioops.h b/ioops.h
index a344361..6de6c62 100644
--- a/ioops.h
+++ b/ioops.h
@@ -1,6 +1,8 @@
 #ifndef IOOPS_H
 #define IOOPS_H
 
+#include <sys/types.h>
+
 extern int open_or_die(const char *file, int flags);
 extern int open_or_die_m(const char *file, int flags, mode_t mode);
 extern void create_or_die(const char *file, mode_t mode);