diff --git a/preseed/debian/wheezy/preseed_cluster.cfg b/preseed/debian/wheezy/preseed_cluster.cfg
index 4a78d95..a6c26ef 100644
--- a/preseed/debian/wheezy/preseed_cluster.cfg
+++ b/preseed/debian/wheezy/preseed_cluster.cfg
@@ -202,7 +202,7 @@ d-i   partman-auto/expert_recipe                    string    \
                       label{ var }                            \
                       mountpoint{ /var }                      \
               .                                               \
-              2048 5000 3072 ext4                             \
+              2048 5000 6144 ext4                             \
                       $lvmok{ }                               \
                       in_vg{ sys } lv_name{ lv_tmp }          \
                       method{ format } format{ }              \