diff --git a/src/udev.h b/src/udev.h
index f6a87b83c3..5dcfbd4213 100644
--- a/src/udev.h
+++ b/src/udev.h
@@ -14,6 +14,8 @@
 #include <vector>
 #include <QVector>
 
+#include <sys/types.h>
+
 struct udev;
 struct udev_device;
 struct udev_monitor;