diff --git a/criu/include/mount.h b/criu/include/mount.h
index 914024544..c16a5c293 100644
--- a/criu/include/mount.h
+++ b/criu/include/mount.h
@@ -223,4 +223,7 @@ extern int restore_ext_mount(struct mount_info *mi);
 extern int cr_pivot_root(char *root);
 extern int print_ns_root(struct ns_id *ns, int remap_id, char *buf, int bs);
 
+extern struct mount_info *root_yard_mp;
+extern char *mnt_roots;
+
 #endif /* __CR_MOUNT_H__ */
diff --git a/criu/mount.c b/criu/mount.c
index 7549284d9..c39b44ac6 100644
--- a/criu/mount.c
+++ b/criu/mount.c
@@ -37,7 +37,7 @@
 #define CONTEXT_OPT "context="
 
 /* A helper mount_info entry for the roots yard */
-static struct mount_info *root_yard_mp = NULL;
+struct mount_info *root_yard_mp = NULL;
 
 static LIST_HEAD(delayed_unbindable);
 
@@ -349,7 +349,7 @@ static bool mounts_equal(struct mount_info *a, struct mount_info *b)
  * mnt_roots is a temporary directory for restoring sub-trees of
  * non-root namespaces.
  */
-static char *mnt_roots;
+char *mnt_roots;
 
 static struct mount_info *mnt_build_ids_tree(struct mount_info *list)
 {