diff --git a/docs/topics/i18n/timezones.txt b/docs/topics/i18n/timezones.txt
index d42ca097078..67c3d613f3e 100644
--- a/docs/topics/i18n/timezones.txt
+++ b/docs/topics/i18n/timezones.txt
@@ -102,7 +102,8 @@ should be aware too. In this mode, the example above becomes::
     lead to questionable usefulness".
 
     Django only supports naive time objects and will raise an exception if you
-    attempt to save an aware time object.
+    attempt to save an aware time object, as a timezone for a time with no
+    associated date does not make sense.
 
 .. _naive-datetime-objects: