diff --git a/biomes/tropical/tropical-volcanic-plains.json b/biomes/tropical/tropical-volcanic-plains.json
index b9007633..58bb0ded 100644
--- a/biomes/tropical/tropical-volcanic-plains.json
+++ b/biomes/tropical/tropical-volcanic-plains.json
@@ -7,8 +7,8 @@
     ],
     "generators": [
         {
-            "min": 190,
-            "max": 256,
+            "min": 170,
+            "max": 192,
             "generator": "plain"
         }
     ],