diff --git a/main/admin/calendar.lib.php b/main/admin/calendar.lib.php
index 85148cf850..ac37753969 100755
--- a/main/admin/calendar.lib.php
+++ b/main/admin/calendar.lib.php
@@ -1378,7 +1378,11 @@ function show_add_form($id = '')
 								{
 									// values have to have double digits
 									$value = ($i <= 9 ? '0'.$i : $i );
-									echo "<option value=\"$value\">$value</option>\n";
+									if ($minutes == $value) {
+										echo "<option value=\"".$value."\" selected> ".$value." </option>";
+									} else {
+										echo "<option value=\"$value\">$value</option>";
+									}
 								} ?>
 						</select>
 					</td>
@@ -1465,7 +1469,11 @@ function show_add_form($id = '')
 								{
 									// values have to have double digits
 									$value = ($i <= 9 ? '0'.$i : $i );
-									echo "<option value=\"$value\">$value</option>\n";
+									if ($minutes == $value) {
+										echo "<option value=\"".$value."\" selected> ".$value." </option>";
+									} else {
+										echo "<option value=\"$value\">$value</option>";
+									}
 								} ?>
 						</select>
 						<br>