Index: trunk/data/validator/ignoretags.cfg
===================================================================
--- trunk/data/validator/ignoretags.cfg	(revision 14063)
+++ trunk/data/validator/ignoretags.cfg	(revision 14112)
@@ -168,5 +168,5 @@
 K:building=semidetached_house
 K:leisure=recreation_ground
-K:old_railway_operator=PRR
+E:old_railway_operator
 K:maintenance=gritting
 K:glacier:edge=calving_line