diff --git a/daemon/lvm-filter.c b/daemon/lvm-filter.c
index 9d877c104..c6dd35156 100644
--- a/daemon/lvm-filter.c
+++ b/daemon/lvm-filter.c
@@ -147,7 +147,7 @@ rescan (void)
   unlink (lvm_cache);
 
   CLEANUP_FREE char *err = NULL;
-  int r = command (NULL, &err, "lvm", "vgscan", NULL);
+  int r = command (NULL, &err, "lvm", "vgscan", "--cache", NULL);
   if (r == -1) {
     reply_with_error ("vgscan: %s", err);
     return -1;
diff --git a/daemon/lvm.c b/daemon/lvm.c
index 877bc5f6c..709a1e73b 100644
--- a/daemon/lvm.c
+++ b/daemon/lvm.c
@@ -642,7 +642,7 @@ do_vgscan (void)
   int r;
 
   r = command (NULL, &err,
-               "lvm", "vgscan", NULL);
+               "lvm", "vgscan", "--cache", NULL);
   if (r == -1) {
     reply_with_error ("%s", err);
     return -1;