diff --git a/group/classes/hook/after_group_created.php b/group/classes/hook/after_group_created.php
index c4624db28ae..d2db5066380 100644
--- a/group/classes/hook/after_group_created.php
+++ b/group/classes/hook/after_group_created.php
@@ -28,13 +28,13 @@ use stdClass;
 #[\core\attribute\label('Allows plugins or features to perform actions after a group is created.')]
 #[\core\attribute\tags('group')]
 class after_group_created {
-
     /**
      * Constructor for the hook.
      *
      * @param stdClass $groupinstance The group instance.
      */
     public function __construct(
+        /** @var stdClass The group instance */
         public readonly stdClass $groupinstance,
     ) {
     }
diff --git a/group/classes/hook/after_group_deleted.php b/group/classes/hook/after_group_deleted.php
index fc63fc507ea..447d52e63fb 100644
--- a/group/classes/hook/after_group_deleted.php
+++ b/group/classes/hook/after_group_deleted.php
@@ -28,13 +28,13 @@ use stdClass;
 #[\core\attribute\label('Allows plugins or features to perform actions after a group is deleted.')]
 #[\core\attribute\tags('group')]
 class after_group_deleted {
-
     /**
      * Constructor for the hook.
      *
      * @param stdClass $groupinstance The group instance.
      */
     public function __construct(
+        /** @var stdClass The group instance */
         public readonly stdClass $groupinstance,
     ) {
     }
diff --git a/group/classes/hook/after_group_membership_added.php b/group/classes/hook/after_group_membership_added.php
index 054ff7ba294..71588ee1891 100644
--- a/group/classes/hook/after_group_membership_added.php
+++ b/group/classes/hook/after_group_membership_added.php
@@ -28,7 +28,6 @@ use stdClass;
 #[\core\attribute\label('Allows plugins or features to perform actions after members added to the group.')]
 #[\core\attribute\tags('group', 'user')]
 class after_group_membership_added {
-
     /**
      * Constructor for the hook.
      *
@@ -36,7 +35,9 @@ class after_group_membership_added {
      * @param array $userids The user ids.
      */
     public function __construct(
+        /** @var stdClass The group instance */
         public readonly stdClass $groupinstance,
+        /** @var array The user ids */
         public readonly array $userids,
     ) {
     }
diff --git a/group/classes/hook/after_group_membership_removed.php b/group/classes/hook/after_group_membership_removed.php
index 7300883182a..566962ce8e2 100644
--- a/group/classes/hook/after_group_membership_removed.php
+++ b/group/classes/hook/after_group_membership_removed.php
@@ -28,7 +28,6 @@ use stdClass;
 #[\core\attribute\label('Allows plugins or features to perform actions after members removed from the group.')]
 #[\core\attribute\tags('group', 'user')]
 class after_group_membership_removed {
-
     /**
      * Constructor for the hook.
      *
@@ -36,7 +35,9 @@ class after_group_membership_removed {
      * @param array $userids The user ids.
      */
     public function __construct(
+        /** @var stdClass The group instance */
         public readonly stdClass $groupinstance,
+        /** @var array The user ids */
         public readonly array $userids,
     ) {
     }
diff --git a/group/classes/hook/after_group_updated.php b/group/classes/hook/after_group_updated.php
index 1a861c297ae..2ea5050eaea 100644
--- a/group/classes/hook/after_group_updated.php
+++ b/group/classes/hook/after_group_updated.php
@@ -28,13 +28,13 @@ use stdClass;
 #[\core\attribute\label('Allows plugins or features to perform actions after a group is updated.')]
 #[\core\attribute\tags('group')]
 class after_group_updated {
-
     /**
      * Constructor for the hook.
      *
      * @param stdClass $groupinstance The group instance.
      */
     public function __construct(
+        /** @var stdClass The group instance */
         public readonly stdClass $groupinstance,
     ) {
     }