diff --git a/manifest b/manifest
index 26b7d1a..7b27f0a 100644
--- a/manifest
+++ b/manifest
@@ -22,8 +22,16 @@ else
 
 fi
 
+MONITORING_HOSTS="emonitor1.place5.ungleich.ch, emonitor1.place6.ungleich.ch, server1.place4.ungleich.ch, monitoring-v3.ungleich.ch"
+
+mkdir "$__object/files"
+srctmp="$__object/files/nftables.nft"
+
+sed "s/MONITORING_HOSTS/$MONITORING_HOSTS/" "${srcfile}" > "$srctmp"
+
 __package nftables
-__file ${conf} --source "$srcfile" --mode 0644
+
+__file ${conf} --source "$srctmp" --mode 0644
 
 case $os in
     # Alpine actually has an init script, as opposed to everyone else