diff --git a/components/Bridge/Entity/ForeignLink.php b/components/Bridge/Entity/ForeignLink.php
index 3334cc0917..fc93612c8b 100644
--- a/components/Bridge/Entity/ForeignLink.php
+++ b/components/Bridge/Entity/ForeignLink.php
@@ -45,10 +45,10 @@ class ForeignLink
     private int $noticesync  = 1;
     private int $friendsync  = 2;
     private int $profilesync = 1;
-    private ?DateTimeInterface $last_noticesync;
-    private ?DateTimeInterface $last_friendsync;
-    private DateTimeInterface $created;
-    private DateTimeInterface $modified;
+    private ?\DateTimeInterface $last_noticesync;
+    private ?\DateTimeInterface $last_friendsync;
+    private \DateTimeInterface $created;
+    private \DateTimeInterface $modified;
 
     public function setUserId(int $user_id): self
     {
diff --git a/components/Bridge/Entity/ForeignService.php b/components/Bridge/Entity/ForeignService.php
index fbf04b1ee2..1f3b090561 100644
--- a/components/Bridge/Entity/ForeignService.php
+++ b/components/Bridge/Entity/ForeignService.php
@@ -41,8 +41,8 @@ class ForeignService
     private int $id;
     private string $name;
     private ?string $description;
-    private DateTimeInterface $created;
-    private DateTimeInterface $modified;
+    private \DateTimeInterface $created;
+    private \DateTimeInterface $modified;
 
     public function setId(int $id): self
     {
diff --git a/components/Bridge/Entity/ForeignSubscription.php b/components/Bridge/Entity/ForeignSubscription.php
index f5f43a7099..15f9e83b6c 100644
--- a/components/Bridge/Entity/ForeignSubscription.php
+++ b/components/Bridge/Entity/ForeignSubscription.php
@@ -41,7 +41,7 @@ class ForeignSubscription
     private int $service;
     private int $subscriber;
     private int $subscribed;
-    private DateTimeInterface $created;
+    private \DateTimeInterface $created;
 
     public function setService(int $service): self
     {
diff --git a/components/Bridge/Entity/ForeignUser.php b/components/Bridge/Entity/ForeignUser.php
index 7d0b843bcb..52305a5627 100644
--- a/components/Bridge/Entity/ForeignUser.php
+++ b/components/Bridge/Entity/ForeignUser.php
@@ -42,8 +42,8 @@ class ForeignUser
     private int $service;
     private string $uri;
     private ?string $nickname;
-    private DateTimeInterface $created;
-    private DateTimeInterface $modified;
+    private \DateTimeInterface $created;
+    private \DateTimeInterface $modified;
 
     public function setId(int $id): self
     {
diff --git a/plugins/Embed/Entity/AttachmentEmbed.php b/plugins/Embed/Entity/AttachmentEmbed.php
index 037d4760fd..490bb04e80 100644
--- a/plugins/Embed/Entity/AttachmentEmbed.php
+++ b/plugins/Embed/Entity/AttachmentEmbed.php
@@ -33,6 +33,7 @@
 namespace Plugin\Embed\Entity;
 
 use App\Core\Entity;
+use DateTimeInterface;
 
 /**
  * Table Definition for attachment_embed
@@ -55,7 +56,7 @@ class AttachmentEmbed extends Entity
     private ?string $author_name;
     private ?string $author_url;
     private ?string $url;
-    private DateTimeInterface $modified;
+    private \DateTimeInterface $modified;
 
     public function setAttachmentId(int $attachment_id): self
     {
diff --git a/plugins/Favourite/Entity/Favourite.php b/plugins/Favourite/Entity/Favourite.php
index 60887ef2ae..344e39ee23 100644
--- a/plugins/Favourite/Entity/Favourite.php
+++ b/plugins/Favourite/Entity/Favourite.php
@@ -27,8 +27,8 @@ class Favourite extends Entity
     // {{{ Autocode
     private int $note_id;
     private int $gsactor_id;
-    private DateTimeInterface $created;
-    private DateTimeInterface $modified;
+    private \DateTimeInterface $created;
+    private \DateTimeInterface $modified;
 
     public function setNoteId(int $note_id): self
     {
diff --git a/plugins/Poll/Entity/Poll.php b/plugins/Poll/Entity/Poll.php
index d3da79fb5d..b3f8494dd6 100644
--- a/plugins/Poll/Entity/Poll.php
+++ b/plugins/Poll/Entity/Poll.php
@@ -44,8 +44,8 @@ class Poll extends Entity
     private int $note_id;
     private ?string $question;
     private ?string $options;
-    private DateTimeInterface $created;
-    private DateTimeInterface $modified;
+    private \DateTimeInterface $created;
+    private \DateTimeInterface $modified;
 
     public function setId(int $id): self
     {
diff --git a/plugins/Poll/Entity/PollResponse.php b/plugins/Poll/Entity/PollResponse.php
index 02b9988ae9..1b0bcfeccb 100644
--- a/plugins/Poll/Entity/PollResponse.php
+++ b/plugins/Poll/Entity/PollResponse.php
@@ -43,8 +43,8 @@ class PollResponse extends Entity
     private int $poll_id;
     private ?int $gsactor_id;
     private ?int $selection;
-    private DateTimeInterface $created;
-    private DateTimeInterface $modified;
+    private \DateTimeInterface $created;
+    private \DateTimeInterface $modified;
 
     public function setId(int $id): self
     {
diff --git a/src/Entity/Activity.php b/src/Entity/Activity.php
index f2dc3b060c..7ebeee00b5 100644
--- a/src/Entity/Activity.php
+++ b/src/Entity/Activity.php
@@ -45,7 +45,7 @@ class Activity extends Entity
     private int $object_id;
     private bool $is_local;
     private ?string $source;
-    private DateTimeInterface $created;
+    private \DateTimeInterface $created;
 
     public function setId(int $id): self
     {
diff --git a/src/Entity/Attachment.php b/src/Entity/Attachment.php
index 60880eb1e4..c47d742736 100644
--- a/src/Entity/Attachment.php
+++ b/src/Entity/Attachment.php
@@ -54,7 +54,7 @@ class Attachment extends Entity
     private ?bool $is_local;
     private ?int $source;
     private ?int $scope;
-    private DateTimeInterface $modified;
+    private \DateTimeInterface $modified;
 
     public function setId(int $id): self
     {
diff --git a/src/Entity/AttachmentThumbnail.php b/src/Entity/AttachmentThumbnail.php
index 140d715b0f..1d0aa5af69 100644
--- a/src/Entity/AttachmentThumbnail.php
+++ b/src/Entity/AttachmentThumbnail.php
@@ -53,7 +53,7 @@ class AttachmentThumbnail extends Entity
     private int $attachment_id;
     private int $width;
     private int $height;
-    private DateTimeInterface $modified;
+    private \DateTimeInterface $modified;
 
     public function setAttachmentId(int $attachment_id): self
     {
diff --git a/src/Entity/AttachmentToNote.php b/src/Entity/AttachmentToNote.php
index 3e102eb4b5..9d06ab898e 100644
--- a/src/Entity/AttachmentToNote.php
+++ b/src/Entity/AttachmentToNote.php
@@ -41,7 +41,7 @@ class AttachmentToNote extends Entity
     // {{{ Autocode
     private int $attachment_id;
     private int $note_id;
-    private DateTimeInterface $modified;
+    private \DateTimeInterface $modified;
 
     public function setAttachmentId(int $attachment_id): self
     {
diff --git a/src/Entity/Avatar.php b/src/Entity/Avatar.php
index 641db91516..3c4e8bf3de 100644
--- a/src/Entity/Avatar.php
+++ b/src/Entity/Avatar.php
@@ -46,8 +46,8 @@ class Avatar extends Entity
     // {{{ Autocode
     private int $gsactor_id;
     private int $attachment_id;
-    private DateTimeInterface $created;
-    private DateTimeInterface $modified;
+    private \DateTimeInterface $created;
+    private \DateTimeInterface $modified;
 
     public function setGSActorId(int $gsactor_id): self
     {
diff --git a/src/Entity/ConfirmAddress.php b/src/Entity/ConfirmAddress.php
index 6a155a4ec3..f472768a5a 100644
--- a/src/Entity/ConfirmAddress.php
+++ b/src/Entity/ConfirmAddress.php
@@ -44,9 +44,9 @@ class ConfirmAddress extends Entity
     private string $address;
     private ?string $address_extra;
     private string $address_type;
-    private ?DateTimeInterface $claimed;
-    private DateTimeInterface $sent;
-    private DateTimeInterface $modified;
+    private ?\DateTimeInterface $claimed;
+    private \DateTimeInterface $sent;
+    private \DateTimeInterface $modified;
 
     public function setCode(string $code): self
     {
diff --git a/src/Entity/Conversation.php b/src/Entity/Conversation.php
index b55cd55c84..8485d62cc0 100644
--- a/src/Entity/Conversation.php
+++ b/src/Entity/Conversation.php
@@ -41,8 +41,8 @@ class Conversation extends Entity
     // {{{ Autocode
     private int $id;
     private int $note_id;
-    private DateTimeInterface $created;
-    private DateTimeInterface $modified;
+    private \DateTimeInterface $created;
+    private \DateTimeInterface $modified;
 
     public function setId(int $id): self
     {
diff --git a/src/Entity/Cover.php b/src/Entity/Cover.php
index aa514601df..d16b7f2a93 100644
--- a/src/Entity/Cover.php
+++ b/src/Entity/Cover.php
@@ -41,8 +41,8 @@ class Cover extends Entity
     // {{{ Autocode
     private int $gsactor_id;
     private int $file_id;
-    private DateTimeInterface $created;
-    private DateTimeInterface $modified;
+    private \DateTimeInterface $created;
+    private \DateTimeInterface $modified;
 
     public function setGSActorId(int $gsactor_id): self
     {
diff --git a/src/Entity/Follow.php b/src/Entity/Follow.php
index 8a82ebb812..d8c5575740 100644
--- a/src/Entity/Follow.php
+++ b/src/Entity/Follow.php
@@ -41,8 +41,8 @@ class Follow extends Entity
     // {{{ Autocode
     private int $follower;
     private int $followed;
-    private DateTimeInterface $created;
-    private DateTimeInterface $modified;
+    private \DateTimeInterface $created;
+    private \DateTimeInterface $modified;
 
     public function setFollower(int $follower): self
     {
diff --git a/src/Entity/FollowQueue.php b/src/Entity/FollowQueue.php
index 980c0fed93..8a744553c5 100644
--- a/src/Entity/FollowQueue.php
+++ b/src/Entity/FollowQueue.php
@@ -41,7 +41,7 @@ class FollowQueue extends Entity
     // {{{ Autocode
     private int $follower;
     private int $followed;
-    private DateTimeInterface $created;
+    private \DateTimeInterface $created;
 
     public function setFollower(int $follower): self
     {
diff --git a/src/Entity/GSActor.php b/src/Entity/GSActor.php
index af4005e73f..4fc3881308 100644
--- a/src/Entity/GSActor.php
+++ b/src/Entity/GSActor.php
@@ -57,8 +57,8 @@ class GSActor extends Entity
     private ?float $lon;
     private ?int $location_id;
     private ?int $location_service;
-    private DateTimeInterface $created;
-    private DateTimeInterface $modified;
+    private \DateTimeInterface $created;
+    private \DateTimeInterface $modified;
 
     public function setId(int $id): self
     {
diff --git a/src/Entity/GSActorBlock.php b/src/Entity/GSActorBlock.php
index 4d7a42794e..c94477f8c7 100644
--- a/src/Entity/GSActorBlock.php
+++ b/src/Entity/GSActorBlock.php
@@ -41,7 +41,7 @@ class GSActorBlock extends Entity
     // {{{ Autocode
     private int $blocker;
     private int $blocked;
-    private DateTimeInterface $modified;
+    private \DateTimeInterface $modified;
 
     public function setBlocker(int $blocker): self
     {
diff --git a/src/Entity/GSActorCircle.php b/src/Entity/GSActorCircle.php
index 86908add2a..5118442efc 100644
--- a/src/Entity/GSActorCircle.php
+++ b/src/Entity/GSActorCircle.php
@@ -43,8 +43,8 @@ class GSActorCircle extends Entity
     private string $tag;
     private ?string $description;
     private ?bool $private;
-    private DateTimeInterface $created;
-    private DateTimeInterface $modified;
+    private \DateTimeInterface $created;
+    private \DateTimeInterface $modified;
 
     public function setTagger(int $tagger): self
     {
diff --git a/src/Entity/GSActorTag.php b/src/Entity/GSActorTag.php
index b125710c7a..46523a938f 100644
--- a/src/Entity/GSActorTag.php
+++ b/src/Entity/GSActorTag.php
@@ -42,7 +42,7 @@ class GSActorTag extends Entity
     private int $tagger;
     private int $tagged;
     private string $tag;
-    private DateTimeInterface $modified;
+    private \DateTimeInterface $modified;
 
     public function setTagger(int $tagger): self
     {
diff --git a/src/Entity/GSActorTagFollow.php b/src/Entity/GSActorTagFollow.php
index a64eabaf22..eb424ebe74 100644
--- a/src/Entity/GSActorTagFollow.php
+++ b/src/Entity/GSActorTagFollow.php
@@ -41,8 +41,8 @@ class GSActorTagFollow extends Entity
     // {{{ Autocode
     private int $gsactor_id;
     private int $gsactor_tag;
-    private DateTimeInterface $created;
-    private DateTimeInterface $modified;
+    private \DateTimeInterface $created;
+    private \DateTimeInterface $modified;
 
     public function setGSActorId(int $gsactor_id): self
     {
diff --git a/src/Entity/Group.php b/src/Entity/Group.php
index a7c304fe5a..a2aa521f18 100644
--- a/src/Entity/Group.php
+++ b/src/Entity/Group.php
@@ -55,8 +55,8 @@ class Group extends Entity
     private ?string $mainpage;
     private ?int $join_policy;
     private ?int $force_scope;
-    private DateTimeInterface $created;
-    private DateTimeInterface $modified;
+    private \DateTimeInterface $created;
+    private \DateTimeInterface $modified;
 
     public function setId(int $id): self
     {
diff --git a/src/Entity/GroupAlias.php b/src/Entity/GroupAlias.php
index 2c34e57433..fdc4faac20 100644
--- a/src/Entity/GroupAlias.php
+++ b/src/Entity/GroupAlias.php
@@ -41,7 +41,7 @@ class GroupAlias extends Entity
     // {{{ Autocode
     private string $alias;
     private int $group_id;
-    private DateTimeInterface $modified;
+    private \DateTimeInterface $modified;
 
     public function setAlias(string $alias): self
     {
diff --git a/src/Entity/GroupBlock.php b/src/Entity/GroupBlock.php
index ffab33a006..3c6274d5e3 100644
--- a/src/Entity/GroupBlock.php
+++ b/src/Entity/GroupBlock.php
@@ -42,7 +42,7 @@ class GroupBlock extends Entity
     private int $group_id;
     private int $blocked_gsactor;
     private int $blocker_user;
-    private DateTimeInterface $modified;
+    private \DateTimeInterface $modified;
 
     public function setGroupId(int $group_id): self
     {
diff --git a/src/Entity/GroupInbox.php b/src/Entity/GroupInbox.php
index 0cff2ee247..7e09e68627 100644
--- a/src/Entity/GroupInbox.php
+++ b/src/Entity/GroupInbox.php
@@ -41,7 +41,7 @@ class GroupInbox extends Entity
     // {{{ Autocode
     private int $group_id;
     private int $activity_id;
-    private DateTimeInterface $created;
+    private \DateTimeInterface $created;
 
     public function setGroupId(int $group_id): self
     {
diff --git a/src/Entity/GroupMember.php b/src/Entity/GroupMember.php
index 1a6de03a51..6a3ac4bc2c 100644
--- a/src/Entity/GroupMember.php
+++ b/src/Entity/GroupMember.php
@@ -43,8 +43,8 @@ class GroupMember extends Entity
     private int $gsactor_id;
     private ?bool $is_admin;
     private ?string $uri;
-    private DateTimeInterface $created;
-    private DateTimeInterface $modified;
+    private \DateTimeInterface $created;
+    private \DateTimeInterface $modified;
 
     public function setGroupId(int $group_id): self
     {
diff --git a/src/Entity/Invitation.php b/src/Entity/Invitation.php
index d2095e183c..6a5ca8fa98 100644
--- a/src/Entity/Invitation.php
+++ b/src/Entity/Invitation.php
@@ -44,7 +44,7 @@ class Invitation extends Entity
     private string $address;
     private string $address_type;
     private ?int $registered_user_id;
-    private DateTimeInterface $created;
+    private \DateTimeInterface $created;
 
     public function setCode(string $code): self
     {
diff --git a/src/Entity/LocalGroup.php b/src/Entity/LocalGroup.php
index 81cf0af19e..85815222bd 100644
--- a/src/Entity/LocalGroup.php
+++ b/src/Entity/LocalGroup.php
@@ -41,8 +41,8 @@ class LocalGroup extends Entity
     // {{{ Autocode
     private int $group_id;
     private ?string $nickname;
-    private DateTimeInterface $created;
-    private DateTimeInterface $modified;
+    private \DateTimeInterface $created;
+    private \DateTimeInterface $modified;
 
     public function setGroupId(int $group_id): self
     {
diff --git a/src/Entity/LocalUser.php b/src/Entity/LocalUser.php
index d4e4bf8289..c6db5d6406 100644
--- a/src/Entity/LocalUser.php
+++ b/src/Entity/LocalUser.php
@@ -62,8 +62,8 @@ class LocalUser extends Entity implements UserInterface
     private ?bool $auto_follow_back;
     private ?int $follow_policy;
     private ?bool $is_stream_private;
-    private DateTimeInterface $created;
-    private DateTimeInterface $modified;
+    private \DateTimeInterface $created;
+    private \DateTimeInterface $modified;
 
     public function setId(int $id): self
     {
diff --git a/src/Entity/LocationService.php b/src/Entity/LocationService.php
index 31de1337bf..b9b3b1850b 100644
--- a/src/Entity/LocationService.php
+++ b/src/Entity/LocationService.php
@@ -41,8 +41,8 @@ class LocationService extends Entity
     // {{{ Autocode
     private int $id;
     private ?string $description;
-    private DateTimeInterface $created;
-    private DateTimeInterface $modified;
+    private \DateTimeInterface $created;
+    private \DateTimeInterface $modified;
 
     public function setId(int $id): self
     {
diff --git a/src/Entity/Note.php b/src/Entity/Note.php
index 9449dc96a8..7f599f1a00 100644
--- a/src/Entity/Note.php
+++ b/src/Entity/Note.php
@@ -51,8 +51,8 @@ class Note extends Entity
     private ?int $conversation;
     private ?int $repeat_of;
     private int $scope = 1;
-    private DateTimeInterface $created;
-    private DateTimeInterface $modified;
+    private \DateTimeInterface $created;
+    private \DateTimeInterface $modified;
 
     public function setId(int $id): self
     {
diff --git a/src/Entity/NoteLocation.php b/src/Entity/NoteLocation.php
index 19bc1b47ad..a982178085 100644
--- a/src/Entity/NoteLocation.php
+++ b/src/Entity/NoteLocation.php
@@ -44,7 +44,7 @@ class NoteLocation extends Entity
     private ?float $lon;
     private ?int $location_id;
     private ?int $location_service;
-    private DateTimeInterface $modified;
+    private \DateTimeInterface $modified;
 
     public function setNoteId(int $note_id): self
     {
diff --git a/src/Entity/NoteSource.php b/src/Entity/NoteSource.php
index 4704d28573..796dfde455 100644
--- a/src/Entity/NoteSource.php
+++ b/src/Entity/NoteSource.php
@@ -42,7 +42,7 @@ class NoteSource extends Entity
     private string $code;
     private string $name;
     private string $url;
-    private DateTimeInterface $modified;
+    private \DateTimeInterface $modified;
 
     public function setCode(string $code): self
     {
diff --git a/src/Entity/NoteTag.php b/src/Entity/NoteTag.php
index cfbc462c72..deeb4fbf0a 100644
--- a/src/Entity/NoteTag.php
+++ b/src/Entity/NoteTag.php
@@ -41,7 +41,7 @@ class NoteTag extends Entity
     // {{{ Autocode
     private string $tag;
     private int $note_id;
-    private DateTimeInterface $created;
+    private \DateTimeInterface $created;
 
     public function setTag(string $tag): self
     {
diff --git a/src/Entity/Notification.php b/src/Entity/Notification.php
index b90123e4d8..54b12704a7 100644
--- a/src/Entity/Notification.php
+++ b/src/Entity/Notification.php
@@ -42,8 +42,8 @@ class Notification extends Entity
     private int $activity_id;
     private int $gsactor_id;
     private ?string $reason;
-    private DateTimeInterface $created;
-    private DateTimeInterface $modified;
+    private \DateTimeInterface $created;
+    private \DateTimeInterface $modified;
 
     public function setActivityId(int $activity_id): self
     {
diff --git a/src/Entity/ProfileColor.php b/src/Entity/ProfileColor.php
index e2e195defe..6001017254 100644
--- a/src/Entity/ProfileColor.php
+++ b/src/Entity/ProfileColor.php
@@ -39,8 +39,8 @@ class ProfileColor extends Entity
     // {{{ Autocode
     private int $gsactor_id;
     private string $color;
-    private DateTimeInterface $created;
-    private DateTimeInterface $modified;
+    private \DateTimeInterface $created;
+    private \DateTimeInterface $modified;
 
     public function setGSActorId(int $gsactor_id): self
     {
diff --git a/src/Entity/RelatedGroup.php b/src/Entity/RelatedGroup.php
index 2740670fd0..4c5402b41c 100644
--- a/src/Entity/RelatedGroup.php
+++ b/src/Entity/RelatedGroup.php
@@ -41,7 +41,7 @@ class RelatedGroup extends Entity
     // {{{ Autocode
     private int $group_id;
     private int $related_group_id;
-    private DateTimeInterface $created;
+    private \DateTimeInterface $created;
 
     public function setGroupId(int $group_id): self
     {
diff --git a/src/Entity/RememberMeToken.php b/src/Entity/RememberMeToken.php
index 647b95f8ba..a5effa900b 100644
--- a/src/Entity/RememberMeToken.php
+++ b/src/Entity/RememberMeToken.php
@@ -39,7 +39,7 @@ class RememberMeToken extends Entity
     // {{{ Autocode
     private string $series;
     private string $value;
-    private DateTimeInterface $lastused;
+    private \DateTimeInterface $lastused;
     private string $class;
     private string $username;
 
diff --git a/src/Entity/ReservedNickname.php b/src/Entity/ReservedNickname.php
index 39fb00b57e..0983161635 100644
--- a/src/Entity/ReservedNickname.php
+++ b/src/Entity/ReservedNickname.php
@@ -40,7 +40,7 @@ class ReservedNickname extends Entity
 {
     // {{{ Autocode
     private string $nickname;
-    private DateTimeInterface $created;
+    private \DateTimeInterface $created;
 
     public function setNickname(string $nickname): self
     {
diff --git a/src/Entity/SmsCarrier.php b/src/Entity/SmsCarrier.php
index c7ca9d8db5..dfdf171393 100644
--- a/src/Entity/SmsCarrier.php
+++ b/src/Entity/SmsCarrier.php
@@ -42,8 +42,8 @@ class SmsCarrier extends Entity
     private int $id;
     private ?string $name;
     private string $email_pattern;
-    private DateTimeInterface $created;
-    private DateTimeInterface $modified;
+    private \DateTimeInterface $created;
+    private \DateTimeInterface $modified;
 
     public function setId(int $id): self
     {
diff --git a/src/Entity/UserLocationPrefs.php b/src/Entity/UserLocationPrefs.php
index 59a4bad60a..2b5e234c58 100644
--- a/src/Entity/UserLocationPrefs.php
+++ b/src/Entity/UserLocationPrefs.php
@@ -39,8 +39,8 @@ class UserLocationPrefs extends Entity
     // {{{ Autocode
     private int $user_id;
     private ?bool $share_location;
-    private DateTimeInterface $created;
-    private DateTimeInterface $modified;
+    private \DateTimeInterface $created;
+    private \DateTimeInterface $modified;
 
     public function setUserId(int $user_id): self
     {
diff --git a/src/Entity/UserNotificationPrefs.php b/src/Entity/UserNotificationPrefs.php
index 4b9dd7a420..aee100e29b 100644
--- a/src/Entity/UserNotificationPrefs.php
+++ b/src/Entity/UserNotificationPrefs.php
@@ -47,8 +47,8 @@ class UserNotificationPrefs extends Entity
     private bool $dm                    = true;
     private bool $post_on_status_change = false;
     private ?bool $enable_posting;
-    private DateTimeInterface $created;
-    private DateTimeInterface $modified;
+    private \DateTimeInterface $created;
+    private \DateTimeInterface $modified;
 
     public function setUserId(int $user_id): self
     {
diff --git a/src/Entity/UserUrlShortenerPrefs.php b/src/Entity/UserUrlShortenerPrefs.php
index 2bd34975ed..61e4331578 100644
--- a/src/Entity/UserUrlShortenerPrefs.php
+++ b/src/Entity/UserUrlShortenerPrefs.php
@@ -43,8 +43,8 @@ class UserUrlShortenerPrefs extends Entity
     private ?string $url_shortening_service;
     private int $max_url_length;
     private int $max_notice_length;
-    private DateTimeInterface $created;
-    private DateTimeInterface $modified;
+    private \DateTimeInterface $created;
+    private \DateTimeInterface $modified;
 
     public function setUserId(int $user_id): self
     {