diff --git a/gensim/scripts/segment_wiki.py b/gensim/scripts/segment_wiki.py
index 209b83424c..06f1500bcf 100644
--- a/gensim/scripts/segment_wiki.py
+++ b/gensim/scripts/segment_wiki.py
@@ -376,6 +376,7 @@ def get_texts_with_sections(self):
     parser.add_argument(
         '-m', '--min-article-character',
         help="Ignore articles with fewer characters than this (article stubs). Default: %(default)s.",
+        type=int,
         default=200
     )
     parser.add_argument(