diff --git a/src/utils/helpers.js b/src/utils/helpers.js
index 33f8c00899b0b7f85d427264e8b4c9484c34f5b5..e19f03ce15bcba6308da486532586fdf8adef0ef 100644
--- a/src/utils/helpers.js
+++ b/src/utils/helpers.js
@@ -29,6 +29,11 @@ var group_list = function(grps) {
       }
     })
   })
+  if (grp_collection.has('Substantiv, Mask.') && grp_collection.has('Substantiv, Fem.')) {
+    grp_collection.delete('Substantiv, Mask.')
+    grp_collection.delete('Substantiv, Fem.')
+    grp_collection.add('Substantiv, Mask./Fem.')
+  }
   return Array.from(grp_collection).join(' - ')
 }