diff --git a/biomes/temperate-plains.json b/biomes/temperate-plains.json
index 782365ce..80105814 100644
--- a/biomes/temperate-plains.json
+++ b/biomes/temperate-plains.json
@@ -414,6 +414,7 @@
                 },
                 "enabled": true
             },
+            "mode": "MIN_HEIGHT",
             "place": [
                 "void/void",
                 "void/void",