diff --git a/text_to_num/lang/english.py b/text_to_num/lang/english.py
index bd702da..a9dcfa4 100644
--- a/text_to_num/lang/english.py
+++ b/text_to_num/lang/english.py
@@ -146,11 +146,11 @@ def ord2card(self, word: str) -> Optional[str]:
             source = RAD_MAP[source]
         elif source.endswith("ie"):
             source = source[:-2] + "y"
-        elif source.endswith('fif'): # fifth -> five
+        elif source.endswith('fif'):  # fifth -> five
             source = source[:-1] + 've'
-        elif source.endswith('eigh'): # eighth -> eight
+        elif source.endswith('eigh'):  # eighth -> eight
             source = source + 't'
-        elif source.endswith('nin'): # ninth -> nine
+        elif source.endswith('nin'):  # ninth -> nine
             source = source + 'e'
         if source not in self.NUMBERS:
             return None