diff --git a/django/utils/timesince.py b/django/utils/timesince.py
index 0d1ab470e5..a16616584b 100644
--- a/django/utils/timesince.py
+++ b/django/utils/timesince.py
@@ -15,6 +15,9 @@ def timesince(d, now=None):
       (60 * 60, lambda n: ngettext('hour', 'hours', n)),
       (60, lambda n: ngettext('minute', 'minutes', n))
     )
+    # Convert datetime.date to datetime.datetime for comparison
+    if d.__class__ is not datetime.datetime:
+        d = datetime.datetime(d.year, d.month, d.day)
     if now:
         t = now.timetuple()
     else:
@@ -24,7 +27,7 @@ def timesince(d, now=None):
     else:
         tz = None
     now = datetime.datetime(t[0], t[1], t[2], t[3], t[4], t[5], tzinfo=tz)
-    
+
     # ignore microsecond part of 'd' since we removed it from 'now'
     delta = now - (d - datetime.timedelta(0, 0, d.microsecond))
     since = delta.days * 24 * 60 * 60 + delta.seconds
diff --git a/tests/othertests/defaultfilters.py b/tests/othertests/defaultfilters.py
index d0d5d21e58..fa018a2328 100644
--- a/tests/othertests/defaultfilters.py
+++ b/tests/othertests/defaultfilters.py
@@ -237,6 +237,10 @@ False
 >>> timesince(datetime.datetime.now() - datetime.timedelta(1))
 '1 day'
 
+# datetime.date compataibility with timesince
+>>> timesince(datetime.date.today() - datetime.timedelta(1))
+'1 day, 23 hours'
+
 >>> default("val", "default")
 'val'