Index: trunk/data/validator/ignoretags.cfg
===================================================================
--- trunk/data/validator/ignoretags.cfg	(revision 14112)
+++ trunk/data/validator/ignoretags.cfg	(revision 14117)
@@ -167,4 +167,5 @@
 K:building=semi
 K:building=semidetached_house
+K:building=slurry_tank
 K:leisure=recreation_ground
 E:old_railway_operator