1diff --git a/src/shared/mount-setup.c b/src/shared/mount-setup.c
2index ef3527e..cc1ba23 100644
3--- a/src/shared/mount-setup.c
4+++ b/src/shared/mount-setup.c
5@@ -32,6 +32,7 @@
6 #include "strv.h"
7 #include "user-util.h"
8 #include "virt.h"
9+#include "missing_type.h"
10
11 typedef enum MountMode {
12 MNT_NONE = 0,