diff --git a/gensim/test/test_BM25.py b/gensim/test/test_BM25.py
index ae0332f6c5..6cc95a922c 100644
--- a/gensim/test/test_BM25.py
+++ b/gensim/test/test_BM25.py
@@ -29,7 +29,7 @@ def test_nonnegative_weights(self):
         weights = get_bm25_weights(common_texts)
         for doc_weights in weights:
         	for weight in doc_weights:
-        		self.assertTrue(weight >=0 )
+        		self.assertTrue(weight >= 0)
 
     def test_same_match_with_same_document(self):
         """ A document should always get the same weight when matched with a particular document """