diff --git a/tools/appliance/definitions/systemvmtemplate/preseed.cfg b/tools/appliance/definitions/systemvmtemplate/preseed.cfg
index 5d699c869e9..4050498e536 100644
--- a/tools/appliance/definitions/systemvmtemplate/preseed.cfg
+++ b/tools/appliance/definitions/systemvmtemplate/preseed.cfg
@@ -136,7 +136,7 @@ d-i partman-auto/expert_recipe string                         \
                       use_filesystem{ } filesystem{ ext4 }    \
                       mountpoint{ /boot }                     \
               .                                               \
-              200 40 400 ext4                                 \
+              250 40 400 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 }                     \
               .                                               \
-              750 20 1100 ext4                                \
+              950 20 1100 ext4                                \
                       method{ format } format{ }              \
                       use_filesystem{ } filesystem{ ext4 }    \
                       mountpoint{ /usr }                      \
               .                                               \
-              400 40 500 ext4                                 \
+              300 40 500 ext4                                 \
                       method{ format } format{ }              \
                       use_filesystem{ } filesystem{ ext4 }    \
                       mountpoint{ /opt }                      \
diff --git a/tools/appliance/definitions/systemvmtemplate64/preseed.cfg b/tools/appliance/definitions/systemvmtemplate64/preseed.cfg
index 5d699c869e9..4050498e536 100644
--- a/tools/appliance/definitions/systemvmtemplate64/preseed.cfg
+++ b/tools/appliance/definitions/systemvmtemplate64/preseed.cfg
@@ -136,7 +136,7 @@ d-i partman-auto/expert_recipe string                         \
                       use_filesystem{ } filesystem{ ext4 }    \
                       mountpoint{ /boot }                     \
               .                                               \
-              200 40 400 ext4                                 \
+              250 40 400 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 }                     \
               .                                               \
-              750 20 1100 ext4                                \
+              950 20 1100 ext4                                \
                       method{ format } format{ }              \
                       use_filesystem{ } filesystem{ ext4 }    \
                       mountpoint{ /usr }                      \
               .                                               \
-              400 40 500 ext4                                 \
+              300 40 500 ext4                                 \
                       method{ format } format{ }              \
                       use_filesystem{ } filesystem{ ext4 }    \
                       mountpoint{ /opt }                      \