diff --git a/apiserver/feeds/news.py b/apiserver/feeds/news.py
index 7b2bb91..52f5d54 100644
--- a/apiserver/feeds/news.py
+++ b/apiserver/feeds/news.py
@@ -29,14 +29,14 @@ def unix(date_str, tz=None):
         try:
             dt = datetime.strptime(date_str, f)
             if tz:
-                dt = dt.astimezone(pytz.timezone(tz))
+                dt = dt.replace(tzinfo=pytz.timezone(tz))
             return int(dt.timestamp())
         except:
             pass
         try:
             dt = datetime.strptime(date_tzfix, f)
             if tz:
-                dt = dt.astimezone(pytz.timezone(tz))
+                dt = dt.replace(tzinfo=pytz.timezone(tz))
             return int(dt.timestamp())
         except:
             pass