diff --git a/num2words/lang_RU.py b/num2words/lang_RU.py
index 2ff1c0a0..5dbcea78 100644
--- a/num2words/lang_RU.py
+++ b/num2words/lang_RU.py
@@ -22,8 +22,8 @@
 
 GENDER_PLURAL_INDEXES = {
     'm': 0, 'masculine': 0, 'м': 0, 'мужской': 0,
-    'f': 1, 'feminine': 1, 'ж': 0, 'женский': 0,
-    'n': 2, 'neuter': 2, 'с': 0, 'средний': 0,
+    'f': 1, 'feminine': 1, 'ж': 1, 'женский': 1,
+    'n': 2, 'neuter': 2, 'с': 2, 'средний': 2,
     'p': 3, 'plural': 3
 }
 CASE_INDEXES = {
diff --git a/tests/test_ru.py b/tests/test_ru.py
index 206873c4..d9574351 100644
--- a/tests/test_ru.py
+++ b/tests/test_ru.py
@@ -77,6 +77,7 @@ def test_cardinal(self):
 
     def test_cardinal_feminine(self):
         self.assertEqual(num2words(1, lang='ru', gender='f'), 'одна')
+        self.assertEqual(num2words(1, lang='ru', gender='ж'), 'одна')
         self.assertEqual(num2words(2, lang='ru', gender='f'), 'две')
         self.assertEqual(num2words(3, lang='ru', gender='f'), 'три')
         self.assertEqual(num2words(100, lang='ru', gender='f'), "сто")