diff --git a/utils/tagger-eval.py b/utils/tagger-eval.py
index f0603c1ade768d2dad80d394e2df81fc2b2cd762..5a32f016dbe199db7fd96502733770b0a137edc3 100755
--- a/utils/tagger-eval.py
+++ b/utils/tagger-eval.py
@@ -135,6 +135,7 @@ class Metric:
 	# as above but metric for POS hits
 	POS_WC = ([Feat.WEAK_POS_HIT], None)
 	POS_SC = ([Feat.STRONG_POS_HIT], None)
+	POS_WC_LOWER = ([Feat.WEAK_POS_HIT, Feat.SEG_NOCHANGE], None) # lower bound for POS WC
 	# separate stats for known and unknown forms
 	KN_WC = ([Feat.WEAK_TAG_HIT, Feat.KNOWN], [Feat.KNOWN])
 	UNK_WC = ([Feat.WEAK_TAG_HIT, Feat.UNKNOWN], [Feat.UNKNOWN])