diff --git a/mapgen_helper b/mapgen_helper
index 32f4843..970defb 160000
--- a/mapgen_helper
+++ b/mapgen_helper
@@ -1 +1 @@
-Subproject commit 32f48430f298e121c73688943bb003169e867737
+Subproject commit 970defba65ec69dd78008d1bef4ac82f44f22bab