diff --git a/tools/appliance/definitions/systemvm64template/preseed.cfg b/tools/appliance/definitions/systemvm64template/preseed.cfg
index 70696c5fe5a..b1675c2aa62 100644
--- a/tools/appliance/definitions/systemvm64template/preseed.cfg
+++ b/tools/appliance/definitions/systemvm64template/preseed.cfg
@@ -136,7 +136,7 @@ d-i partman-auto/expert_recipe string                         \
                       use_filesystem{ } filesystem{ ext4 }    \
                       mountpoint{ /boot }                     \
               .                                               \
-              400 40 800 ext4                                 \
+              500 40 800 ext4                                 \
                       method{ format } format{ }              \
                       use_filesystem{ } filesystem{ ext4 }    \
                       mountpoint{ / }                         \
@@ -146,12 +146,12 @@ d-i partman-auto/expert_recipe string                         \
                       use_filesystem{ } filesystem{ ext4 }    \
                       mountpoint{ /home }                     \
               .                                               \
-              700 60 1400 ext4                                \
+              800 60 1400 ext4                                \
                       method{ format } format{ }              \
                       use_filesystem{ } filesystem{ ext4 }    \
                       mountpoint{ /usr }                      \
               .                                               \
-              300 40 600 ext4                                 \
+              100 40 200 ext4                                 \
                       method{ format } format{ }              \
                       use_filesystem{ } filesystem{ ext4 }    \
                       mountpoint{ /opt }                      \
@@ -161,6 +161,11 @@ d-i partman-auto/expert_recipe string                         \
                       use_filesystem{ } filesystem{ ext4 }    \
                       mountpoint{ /var }                      \
               .                                               \
+              200 50 500 ext4                                 \
+                      method{ format } format{ }              \
+                      use_filesystem{ } filesystem{ ext4 }    \
+                      mountpoint{ /var/log }                  \
+              .                                               \
               100 90 200 ext4                                 \
                       method{ format } format{ }              \
                       use_filesystem{ } filesystem{ ext4 }    \