diff --git a/CHANGELOG.MD b/CHANGELOG.MD
index eddbb73..e022cdc 100644
--- a/CHANGELOG.MD
+++ b/CHANGELOG.MD
@@ -1,5 +1,9 @@
 # Release Notes for LinkMate
 
+## 2.2.2 - 2022-08-02
+### Fixed
+- Fixes typing issues in ElementSourceValidator
+
 ## 2.2.1 - 2022-05-02
 ### Fixed
 - Fixes an issue where the site menu would always display in element selector modals, regardless of whether the "Show site menu" option was actually checked or not.  
diff --git a/composer.json b/composer.json
index b537d28..158829f 100644
--- a/composer.json
+++ b/composer.json
@@ -2,7 +2,7 @@
     "name": "vaersaagod/linkmate",
     "description": "Let's hook you up, mate!",
     "type": "craft-plugin",
-    "version": "2.2.1",
+    "version": "2.2.2",
     "keywords": [
         "craft",
         "cms",
diff --git a/src/LinkMate.php b/src/LinkMate.php
index f809298..566adfe 100644
--- a/src/LinkMate.php
+++ b/src/LinkMate.php
@@ -101,15 +101,15 @@ private function createDefaultLinkTypes(): array
             ]),
             'category' => new ElementLinkType([
                 'displayGroup' => 'Craft CMS',
-                'elementType' => Category::class
+                'elementType' => Category::class,
             ]),
             'entry' => new ElementLinkType([
                 'displayGroup' => 'Craft CMS',
-                'elementType' => Entry::class
+                'elementType' => Entry::class,
             ]),
             'user' => new ElementLinkType([
                 'displayGroup' => 'Craft CMS',
-                'elementType' => User::class
+                'elementType' => User::class,
             ]),
             'site' => new SiteLinkType([
                 'displayGroup' => 'Craft CMS',
diff --git a/src/models/ElementLinkType.php b/src/models/ElementLinkType.php
index 33f3383..6ca6fde 100644
--- a/src/models/ElementLinkType.php
+++ b/src/models/ElementLinkType.php
@@ -6,11 +6,14 @@
 use craft\base\ElementInterface;
 use craft\errors\SiteNotFoundException;
 use craft\helpers\Html;
+
 use Exception;
 use Throwable;
+
 use vaersaagod\linkmate\fields\LinkField;
 use vaersaagod\linkmate\utilities\ElementSourceValidator;
 use vaersaagod\linkmate\utilities\Url;
+
 use yii\base\Model;
 
 /**
@@ -24,25 +27,12 @@
  */
 class ElementLinkType extends Model implements LinkTypeInterface
 {
-    public ElementInterface|string $elementType;
-    public string $displayGroup = 'Common';
 
-    /**
-     * ElementLinkType constructor.
-     *
-     * @param string|array $elementType
-     * @param array        $options
-     */
-    public function __construct($elementType, array $options = [])
-    {
-        if (is_array($elementType)) {
-            $options = $elementType;
-        } else {
-            $options['elementType'] = $elementType;
-        }
-        
-        parent::__construct($options);
-    }
+    /** @var string The fully qualified element class path, e.g. craft\\elements\\Entry */
+    public string $elementType;
+
+    /** @var string */
+    public string $displayGroup = 'Common';
 
     /**
      * @return array
@@ -61,8 +51,7 @@ public function getDefaultSettings(): array
      */
     public function getDisplayName(): string
     {
-        $elementType = $this->elementType;
-        return $elementType::displayName();
+        return $this->elementType::displayName();
     }
 
     /**
@@ -70,8 +59,7 @@ public function getDisplayName(): string
      */
     public function getPluralDisplayName(): string
     {
-        $elementType = $this->elementType;
-        return $elementType::pluralDisplayName();
+        return $this->elementType::pluralDisplayName();
     }
 
     /**
diff --git a/src/utilities/ElementSourceValidator.php b/src/utilities/ElementSourceValidator.php
index ad3fd57..3452b5c 100644
--- a/src/utilities/ElementSourceValidator.php
+++ b/src/utilities/ElementSourceValidator.php
@@ -2,9 +2,9 @@
 
 namespace vaersaagod\linkmate\utilities;
 
-use craft\base\ElementInterface;
 use Exception;
 use Throwable;
+
 use yii\helpers\ArrayHelper;
 
 /**
@@ -26,15 +26,15 @@ class ElementSourceValidator
     /**
      * ElementSourceValidator constructor.
      *
-     * @param ElementInterface $elementType
+     * @param string $elementType The fully qualified element class path, e.g. craft\\elements\\Entry
      *
      * @throws Exception
      */
-    public function __construct(ElementInterface $elementType)
+    public function __construct(string $elementType)
     {
         $idPath = self::getElementIdPath($elementType);
         if (is_null($idPath)) {
-            throw new Exception('Unsupported element type: '.(string)$elementType);
+            throw new Exception('Unsupported element type: ' . (string)$elementType);
         }
 
         $availableSources = [];
@@ -112,12 +112,12 @@ private function validateSource(string $originalSource): ?string
     }
 
     /**
-     * @param ElementInterface $elementType
-     * @param array            $sources
+     * @param string $elementType The fully qualified element class path, e.g. craft\\elements\\Entry
+     * @param array $sources
      *
      * @return array
      */
-    public static function apply(ElementInterface $elementType, array $sources): array
+    public static function apply(string $elementType, array $sources): array
     {
         try {
             if (!array_key_exists($elementType, self::$validators)) {
@@ -126,17 +126,18 @@ public static function apply(ElementInterface $elementType, array $sources): arr
 
             return self::$validators[(string)$elementType]->validate($sources);
         } catch (Throwable) {
+
         }
 
         return $sources;
     }
 
     /**
-     * @param ElementInterface $elementType
+     * @param string $elementType The fully qualified element class path, e.g. craft\\elements\\Entry
      *
      * @return array|null
      */
-    public static function getElementIdPath(ElementInterface $elementType): ?array
+    public static function getElementIdPath(string $elementType): ?array
     {
         return match ($elementType) {
             'craft\\elements\\Asset' => ['criteria', 'folderId'],