diff --git a/inc/inc.Utils.php b/inc/inc.Utils.php
index 49cef3443..0747c4abe 100644
--- a/inc/inc.Utils.php
+++ b/inc/inc.Utils.php
@@ -26,6 +26,21 @@ function formatted_size($size_bytes) { /* {{{ */
 	return number_format($size_bytes,0,"","")." Bytes";
 } /* }}} */
 
+/* Date picker needs a different syntax for date formats using
+ * yyyy for %Y
+ * yy for %y
+ * mm for %m
+ * dd for %d
+ * This functions returns the converted format
+ */
+function getConvertDateFormat() {
+	global $settings;
+	if($settings->_dateformat) {
+		return str_replace(['y', 'Y', 'm', 'M', 'F', 'd', 'l', 'D'], ['yy', 'yyyy', 'mm', 'M', 'MM', 'dd', 'DD', 'D'], $settings->_dateformat);
+	} else
+		return 'yyyy-mm-dd';
+}
+
 function getReadableDate($timestamp) { /* {{{ */
 	global $settings;
 	if(!is_numeric($timestamp))