diff --git a/NEWS b/NEWS
index c5d36fb9..a21f2985 100644
--- a/NEWS
+++ b/NEWS
@@ -1,3 +1,5 @@
+- make html_select_date work consistently with 0000-00-00 00:00:00 and
+  0000-00-00 inputs (cybot, boots)
 - fix wrong handling of insert's name attribute. (messju)
 - fix false replacement of "$t" inside double quotes (checat, messju)
 - added support for column headings and caption element to html_table and
diff --git a/libs/plugins/function.html_select_date.php b/libs/plugins/function.html_select_date.php
index 6153c59f..ff920e43 100644
--- a/libs/plugins/function.html_select_date.php
+++ b/libs/plugins/function.html_select_date.php
@@ -24,9 +24,11 @@
  *                day values (Marcus Bointon)
  *           - 1.3.2 support negative timestamps, force year
  *             dropdown to include given date unless explicitly set (Monte)
+ *           - 1.3.4 fix behaviour of 0000-00-00 00:00:00 dates to match that
+ *             of 0000-00-00 dates (cybot, boots)
  * @link http://smarty.php.net/manual/en/language.function.html.select.date.php {html_select_date}
  *      (Smarty online manual)
- * @version 1.3.2
+ * @version 1.3.4
  * @author Andrei Zmievski
  * @author Monte Ohrt <monte at ohrt dot com>
  * @param array
@@ -131,19 +133,21 @@ function smarty_function_html_select_date($params, &$smarty)
         }
     }
 
-    if(preg_match('!^-\d+$!',$time)) {
+    if (preg_match('!^-\d+$!', $time)) {
         // negative timestamp, use date()
-        $time = date('Y-m-d',$time);
+        $time = date('Y-m-d', $time);
     }
     // If $time is not in format yyyy-mm-dd
-    if (!preg_match('/^\d{0,4}-\d{0,2}-\d{0,2}$/', $time)) {
+    if (preg_match('/^(\d{0,4}-\d{0,2}-\d{0,2})/', $time, $found)) {
+        $time = $found[1];
+    } else {
         // use smarty_make_timestamp to get an unix timestamp and
         // strftime to make yyyy-mm-dd
         $time = strftime('%Y-%m-%d', smarty_make_timestamp($time));
     }
     // Now split this in pieces, which later can be used to set the select
     $time = explode("-", $time);
-    
+
     // make syntax "+N" or "-N" work with start_year and end_year
     if (preg_match('!^(\+|\-)\s*(\d+)$!', $end_year, $match)) {
         if ($match[1] == '+') {
@@ -159,7 +163,7 @@ function smarty_function_html_select_date($params, &$smarty)
             $start_year = strftime('%Y') - $match[2];
         }
     }
-    if (strlen($time[0]) > 0) { 
+    if (strlen($time[0]) > 0) {
         if ($start_year > $time[0] && !isset($params['start_year'])) {
             // force start year to include given date if not explicitly set
             $start_year = $time[0];