diff --git a/lib/pangea/morphs/default_morph_mapping.dart b/lib/pangea/morphs/default_morph_mapping.dart
index 0d4a501b1..4721d4389 100644
--- a/lib/pangea/morphs/default_morph_mapping.dart
+++ b/lib/pangea/morphs/default_morph_mapping.dart
@@ -18,7 +18,6 @@ final MorphFeaturesAndTags defaultMorphMapping = MorphFeaturesAndTags.fromJson({
         "NUM",
         "PART",
         "PRON",
-        "PROPN",
         "PUNCT",
         "SCONJ",
         "SPACE",