diff --git a/homeassistant/util/dt.py b/homeassistant/util/dt.py
index dd9d06ef67426627d424ace7b1b4f27a47bb0b17..fbe00c855274cc79a54604ad91b64cf23c34f89d 100644
--- a/homeassistant/util/dt.py
+++ b/homeassistant/util/dt.py
@@ -109,15 +109,6 @@ def str_to_datetime(dt_str):
         return None
 
 
-def timestamp_to_short_time_str(timestamp):
-    """ Converts a UNIX timestamp to a short time string format.
-
-    @rtype: str
-    """
-    return dt.datetime.fromtimestamp(
-        int(timestamp)).strftime(TIME_SHORT_STR_FORMAT)
-
-
 def strip_microseconds(dattim):
     """ Returns a copy of dattime object but with microsecond set to 0. """
     return dattim.replace(microsecond=0)