diff --git a/django/utils/http.py b/django/utils/http.py
index 61623fc696..41014ed87a 100644
--- a/django/utils/http.py
+++ b/django/utils/http.py
@@ -105,7 +105,10 @@ def parse_http_date(date):
     try:
         year = int(m.group('year'))
         if year < 100:
-            year += 2000 if year < 70 else 1900
+            if year < 70:
+                year += 2000
+            else:
+                year += 1900
         month = MONTHS.index(m.group('mon').lower()) + 1
         day = int(m.group('day'))
         hour = int(m.group('hour'))