diff --git a/conf/e2/terrains.json b/conf/e2/terrains.json
index 5a8cf0280..bb0da7106 100644
--- a/conf/e2/terrains.json
+++ b/conf/e2/terrains.json
@@ -211,8 +211,6 @@
             }
         },
         "firewall": {
-            "size": 100,
-            "road": 250,
             "flags": [ "forbidden" ]
         },
         "fog": {