diff --git a/setup.sh b/setup.sh
index 1d37425..b0c49c5 100755
--- a/setup.sh
+++ b/setup.sh
@@ -105,6 +105,10 @@ if [[ -n $SEED ]]; then
   echo "seed=$SEED" >> $SERVER_PROPERTIES
 fi
 
+if [[ -n $LEVEL_SEED ]]; then
+  echo "level-seed=$LEVEL_SEED" >> $SERVER_PROPERTIES
+fi
+
 if [[ -n $LEVEL_TYPE ]]; then
   echo "level-type=$LEVEL_TYPE" >> $SERVER_PROPERTIES
 fi