diff --git a/minix/commands/setup/setup.sh b/minix/commands/setup/setup.sh
index 065c8b902..eba16ee49 100644
--- a/minix/commands/setup/setup.sh
+++ b/minix/commands/setup/setup.sh
@@ -10,7 +10,7 @@
 
 LOCALRC=/usr/etc/rc.local
 MYLOCALRC=/mnt/etc/rc.local
-ROOTMB=64
+ROOTMB=128
 ROOTSECTS="`expr $ROOTMB '*' 1024 '*' 2`"
 BOOTXXSECTS=32
 USRKB="`du -sxk /usr | awk '{ print $1 }'`"