diff --git a/includes/pages/guest_login.php b/includes/pages/guest_login.php
index b7f85555..31780f10 100644
--- a/includes/pages/guest_login.php
+++ b/includes/pages/guest_login.php
@@ -106,7 +106,7 @@ function guest_register() {
       $msg .= error(sprintf(_("Your password is too short (please use at least %s characters)."), MIN_PASSWORD_LENGTH), true);
     }
     
-    if (isset($_REQUEST['planned_arrival_date']) && $tmp = parse_date("Y-m-d", $_REQUEST['planned_arrival_date'])) {
+    if (isset($_REQUEST['planned_arrival_date']) && $tmp = parse_date("Y-m-d H:i", $_REQUEST['planned_arrival_date'] . " 00:00")) {
       $planned_arrival_date = $tmp;
     } else {
       $valid = false;
diff --git a/includes/pages/user_settings.php b/includes/pages/user_settings.php
index 02c61a20..a147b437 100644
--- a/includes/pages/user_settings.php
+++ b/includes/pages/user_settings.php
@@ -44,7 +44,7 @@ function user_settings_main($user_source, $enable_tshirt_size, $tshirt_sizes) {
   }
   
   if (isset($_REQUEST['planned_arrival_date'])) {
-    $tmp = parse_date("Y-m-d", $_REQUEST['planned_arrival_date']);
+    $tmp = parse_date("Y-m-d H:i", $_REQUEST['planned_arrival_date'] . " 00:00");
     $result = User_validate_planned_arrival_date($tmp);
     $user_source['planned_arrival_date'] = $result->getValue();
     if (! $result->isValid()) {
@@ -54,7 +54,7 @@ function user_settings_main($user_source, $enable_tshirt_size, $tshirt_sizes) {
   }
   
   if (isset($_REQUEST['planned_departure_date'])) {
-    $tmp = parse_date("Y-m-d", $_REQUEST['planned_departure_date']);
+    $tmp = parse_date("Y-m-d H:i", $_REQUEST['planned_departure_date'] . " 00:00");
     $result = User_validate_planned_departure_date($user_source['planned_arrival_date'], $tmp);
     $user_source['planned_departure_date'] = $result->getValue();
     if (! $result->isValid()) {
diff --git a/includes/sys_page.php b/includes/sys_page.php
index 8eb32962..82ce9896 100644
--- a/includes/sys_page.php
+++ b/includes/sys_page.php
@@ -132,7 +132,7 @@ function check_request_date($name, $error_message = null, $null_allowed = false)
  * @return ValidationResult containing the parsed date
  */
 function check_date($input, $error_message = null, $null_allowed = false) {
-  if ($tmp = parse_date("Y-m-d", trim($input))) {
+  if ($tmp = parse_date("Y-m-d H:i", trim($input) . " 00:00")) {
     return new ValidationResult(true, $tmp);
   }
   if ($null_allowed) {