diff --git a/tests/Unit/Models/Board/ModelTest.php b/tests/Unit/Models/Board/ModelTest.php
index 1146972..3762f8b 100644
--- a/tests/Unit/Models/Board/ModelTest.php
+++ b/tests/Unit/Models/Board/ModelTest.php
@@ -17,6 +17,9 @@ class ModelTest extends ModelCase
 
     protected bool $hasRelationships = true;
 
+    /**
+     * @var array<int, string> Test has one relationships.
+     */
     protected array $hasOne = [
         'creator',
         'modifier',
diff --git a/tests/Unit/Models/Epic/ModelTest.php b/tests/Unit/Models/Epic/ModelTest.php
index 110c202..86c1ca5 100644
--- a/tests/Unit/Models/Epic/ModelTest.php
+++ b/tests/Unit/Models/Epic/ModelTest.php
@@ -17,6 +17,9 @@ class ModelTest extends ModelCase
 
     protected bool $hasRelationships = true;
 
+    /**
+     * @var array<int, string> Test has one relationships.
+     */
     protected array $hasOne = [
         'creator',
         'modifier',
diff --git a/tests/Unit/Models/Flow/ModelTest.php b/tests/Unit/Models/Flow/ModelTest.php
index a6eca0f..53fe816 100644
--- a/tests/Unit/Models/Flow/ModelTest.php
+++ b/tests/Unit/Models/Flow/ModelTest.php
@@ -17,6 +17,9 @@ class ModelTest extends ModelCase
 
     protected bool $hasRelationships = true;
 
+    /**
+     * @var array<int, string> Test has one relationships.
+     */
     protected array $hasOne = [
         'creator',
         'modifier',
diff --git a/tests/Unit/Models/Matrix/ModelTest.php b/tests/Unit/Models/Matrix/ModelTest.php
index d4f9d4b..e7eed71 100644
--- a/tests/Unit/Models/Matrix/ModelTest.php
+++ b/tests/Unit/Models/Matrix/ModelTest.php
@@ -17,6 +17,9 @@ class ModelTest extends ModelCase
 
     protected bool $hasRelationships = true;
 
+    /**
+     * @var array<int, string> Test has one relationships.
+     */
     protected array $hasOne = [
         'creator',
         'modifier',
diff --git a/tests/Unit/Models/Milestone/ModelTest.php b/tests/Unit/Models/Milestone/ModelTest.php
index 8f63584..5b47037 100644
--- a/tests/Unit/Models/Milestone/ModelTest.php
+++ b/tests/Unit/Models/Milestone/ModelTest.php
@@ -17,6 +17,9 @@ class ModelTest extends ModelCase
 
     protected bool $hasRelationships = true;
 
+    /**
+     * @var array<int, string> Test has one relationships.
+     */
     protected array $hasOne = [
         'creator',
         'modifier',
diff --git a/tests/Unit/Models/Note/ModelTest.php b/tests/Unit/Models/Note/ModelTest.php
index ad97ac0..c42b936 100644
--- a/tests/Unit/Models/Note/ModelTest.php
+++ b/tests/Unit/Models/Note/ModelTest.php
@@ -17,6 +17,9 @@ class ModelTest extends ModelCase
 
     protected bool $hasRelationships = true;
 
+    /**
+     * @var array<int, string> Test has one relationships.
+     */
     protected array $hasOne = [
         'creator',
         'modifier',
diff --git a/tests/Unit/Models/Project/ModelTest.php b/tests/Unit/Models/Project/ModelTest.php
index 9490866..de55075 100644
--- a/tests/Unit/Models/Project/ModelTest.php
+++ b/tests/Unit/Models/Project/ModelTest.php
@@ -17,6 +17,9 @@ class ModelTest extends ModelCase
 
     protected bool $hasRelationships = true;
 
+    /**
+     * @var array<int, string> Test has one relationships.
+     */
     protected array $hasOne = [
         'creator',
         'modifier',
diff --git a/tests/Unit/Models/Release/ModelTest.php b/tests/Unit/Models/Release/ModelTest.php
index eeac6cc..a934325 100644
--- a/tests/Unit/Models/Release/ModelTest.php
+++ b/tests/Unit/Models/Release/ModelTest.php
@@ -17,6 +17,9 @@ class ModelTest extends ModelCase
 
     protected bool $hasRelationships = true;
 
+    /**
+     * @var array<int, string> Test has one relationships.
+     */
     protected array $hasOne = [
         'creator',
         'modifier',
diff --git a/tests/Unit/Models/Roadmap/ModelTest.php b/tests/Unit/Models/Roadmap/ModelTest.php
index 51a7c77..4bd3436 100644
--- a/tests/Unit/Models/Roadmap/ModelTest.php
+++ b/tests/Unit/Models/Roadmap/ModelTest.php
@@ -17,6 +17,9 @@ class ModelTest extends ModelCase
 
     protected bool $hasRelationships = true;
 
+    /**
+     * @var array<int, string> Test has one relationships.
+     */
     protected array $hasOne = [
         'creator',
         'modifier',
diff --git a/tests/Unit/Models/Source/ModelTest.php b/tests/Unit/Models/Source/ModelTest.php
index b3613e3..d715c11 100644
--- a/tests/Unit/Models/Source/ModelTest.php
+++ b/tests/Unit/Models/Source/ModelTest.php
@@ -17,6 +17,9 @@ class ModelTest extends ModelCase
 
     protected bool $hasRelationships = true;
 
+    /**
+     * @var array<int, string> Test has one relationships.
+     */
     protected array $hasOne = [
         'creator',
         'modifier',
diff --git a/tests/Unit/Models/Sprint/ModelTest.php b/tests/Unit/Models/Sprint/ModelTest.php
index 9ce389d..c68efd2 100644
--- a/tests/Unit/Models/Sprint/ModelTest.php
+++ b/tests/Unit/Models/Sprint/ModelTest.php
@@ -17,6 +17,9 @@ class ModelTest extends ModelCase
 
     protected bool $hasRelationships = true;
 
+    /**
+     * @var array<int, string> Test has one relationships.
+     */
     protected array $hasOne = [
         'creator',
         'modifier',
diff --git a/tests/Unit/Models/Tag/ModelTest.php b/tests/Unit/Models/Tag/ModelTest.php
index 78ccb71..198c758 100644
--- a/tests/Unit/Models/Tag/ModelTest.php
+++ b/tests/Unit/Models/Tag/ModelTest.php
@@ -17,6 +17,9 @@ class ModelTest extends ModelCase
 
     protected bool $hasRelationships = true;
 
+    /**
+     * @var array<int, string> Test has one relationships.
+     */
     protected array $hasOne = [
         'creator',
         'modifier',
diff --git a/tests/Unit/Models/Team/ModelTest.php b/tests/Unit/Models/Team/ModelTest.php
index e56f1c0..19038bd 100644
--- a/tests/Unit/Models/Team/ModelTest.php
+++ b/tests/Unit/Models/Team/ModelTest.php
@@ -17,6 +17,9 @@ class ModelTest extends ModelCase
 
     protected bool $hasRelationships = true;
 
+    /**
+     * @var array<int, string> Test has one relationships.
+     */
     protected array $hasOne = [
         'creator',
         'modifier',
diff --git a/tests/Unit/Models/Ticket/ModelTest.php b/tests/Unit/Models/Ticket/ModelTest.php
index 60049f3..b597e9e 100644
--- a/tests/Unit/Models/Ticket/ModelTest.php
+++ b/tests/Unit/Models/Ticket/ModelTest.php
@@ -17,6 +17,9 @@ class ModelTest extends ModelCase
 
     protected bool $hasRelationships = true;
 
+    /**
+     * @var array<int, string> Test has one relationships.
+     */
     protected array $hasOne = [
         'creator',
         'modifier',
diff --git a/tests/Unit/Models/Version/ModelTest.php b/tests/Unit/Models/Version/ModelTest.php
index 2a6544e..66c9c99 100644
--- a/tests/Unit/Models/Version/ModelTest.php
+++ b/tests/Unit/Models/Version/ModelTest.php
@@ -17,6 +17,9 @@ class ModelTest extends ModelCase
 
     protected bool $hasRelationships = true;
 
+    /**
+     * @var array<int, string> Test has one relationships.
+     */
     protected array $hasOne = [
         'creator',
         'modifier',