diff --git a/preseed/lip.seed b/preseed/lip.seed
index e568839645a260ce29e802af5447653de44e6e31..a91650a1afec98b410494fd9174824078056ac3c 100644
--- a/preseed/lip.seed
+++ b/preseed/lip.seed
@@ -3,4 +3,3 @@ d-i ubiquity/success_command string sh /isodevice/preseed/lip-success.sh
 d-i clock-setup/utc boolean false
 d-i time/zone string Europe/Berlin
 ubiquity ubiquity/use_nonfree boolean true
-ubiquity ubiquity/partman-skip-unmount boolean true