--- cf.schmorp.de/maps/sisters/entrance.map	2006/06/11 08:01:05	1.3
+++ cf.schmorp.de/maps/sisters/entrance.map	2006/09/04 19:34:52	1.4
@@ -1633,8 +1633,8 @@
 exp 30000
 x 12
 y 14
+resist_magic 100
 see_invisible 1
-immune 2
 end
 arch medium_stones
 x 12
@@ -1780,8 +1780,8 @@
 exp 12000
 x 13
 y 7
+resist_magic 100
 unaggressive 1
-immune 2
 end
 arch medium_stones
 x 13