diff --git a/CHANGELOG-WIP.md b/CHANGELOG-WIP.md
index 604a9ea216f..e9d136d1194 100644
--- a/CHANGELOG-WIP.md
+++ b/CHANGELOG-WIP.md
@@ -181,6 +181,7 @@
 - Added `craft\events\BulkOpEvent`. ([#14032](https://github.com/craftcms/cms/pull/14032))
 - Added `craft\events\DefineEntryTypesForFieldEvent`.
 - Added `craft\events\DefineFieldHtmlEvent::$inline`.
+- Added `craft\events\SetEagerLoadedElementsEvent::$plan`.
 - Added `craft\fieldlayoutelements\BaseField::$includeInCards`.
 - Added `craft\fieldlayoutelements\BaseField::$providesThumbs`.
 - Added `craft\fieldlayoutelements\BaseField::previewHtml()`.
@@ -299,6 +300,7 @@
 - `craft\base\ElementInterface::getEagerLoadedElementCount()` can now return `null` for counts that haven’t been eager-loaded yet.
 - `craft\base\ElementInterface::getEagerLoadedElements` now has an `ElementCollection|null` return type, rather than `Collection|null`.
 - `craft\base\ElementInterface::indexHtml()`’ `$showCheckboxes` argument is now `$selectable`, and it now has a `$sortable` argument.
+- `craft\base\ElementInterface::setEagerLoadedElements()` now has a `$plan` argument, which will be set to the eager-loading plan.
 - `craft\base\ElementInterface::setParent()` no longer needs to specify a default value for the `parent` argument.
 - `craft\base\ElementInterface::setRevisionCreatorId()` no longer needs to specify a default value for the `creatorId` argument.
 - `craft\base\ElementInterface::setRevisionNotes()` no longer needs to specify a default value for the `notes` argument.
@@ -479,3 +481,4 @@
 - Improved the performance of autosaves for elements with newly-created Matrix entries.
 - Slugs are no longer required for elements that don’t have a URI format that contains `slug`.
 - Fixed a bug where multi-site element queries weren’t scoring elements on a per-site basis. ([#13801](https://github.com/craftcms/cms/discussions/13801))
+- Fixed an error that could occur if eager-loading aliases conflicted with native eager-loading handles, such as `author`. ([#14057](https://github.com/craftcms/cms/issues/14057))
diff --git a/CHANGELOG.md b/CHANGELOG.md
index 82de1759159..18dfda924ed 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -3,6 +3,9 @@
 ## Unreleased
 
 - Fixed a bug where section preview targets weren’t being respected in Craft Pro. ([#14050](https://github.com/craftcms/cms/issues/14050))
+- Added `craft\events\SetEagerLoadedElementsEvent::$plan`.
+- `craft\base\ElementInterface::setEagerLoadedElements()` now has a `$plan` argument, which will be set to the eager-loading plan.
+- Fixed an error that could occur if eager-loading aliases conflicted with native eager-loading handles, such as `author`. ([#14057](https://github.com/craftcms/cms/issues/14057))
 
 ## 5.0.0-alpha.3 - 2023-12-21
 
diff --git a/src/base/Element.php b/src/base/Element.php
index 95d2fb8a942..88ce910b22c 100644
--- a/src/base/Element.php
+++ b/src/base/Element.php
@@ -23,6 +23,7 @@
 use craft\elements\actions\View as ViewAction;
 use craft\elements\conditions\ElementCondition;
 use craft\elements\conditions\ElementConditionInterface;
+use craft\elements\db\EagerLoadPlan;
 use craft\elements\db\ElementQuery;
 use craft\elements\db\ElementQueryInterface;
 use craft\elements\ElementCollection;
@@ -4888,9 +4889,9 @@ public function getEagerLoadedElements(string $handle): ?ElementCollection
     /**
      * @inheritdoc
      */
-    public function setEagerLoadedElements(string $handle, array $elements): void
+    public function setEagerLoadedElements(string $handle, array $elements, EagerLoadPlan $plan): void
     {
-        switch ($handle) {
+        switch ($plan->handle) {
             case 'parent':
                 $this->_parent = $elements[0] ?? false;
                 break;
@@ -4916,6 +4917,7 @@ public function setEagerLoadedElements(string $handle, array $elements): void
                 $event = new SetEagerLoadedElementsEvent([
                     'handle' => $handle,
                     'elements' => $elements,
+                    'plan' => $plan,
                 ]);
                 $this->trigger(self::EVENT_SET_EAGER_LOADED_ELEMENTS, $event);
                 if (!$event->handled) {
diff --git a/src/base/ElementInterface.php b/src/base/ElementInterface.php
index ab4c005002a..881c186dbb0 100644
--- a/src/base/ElementInterface.php
+++ b/src/base/ElementInterface.php
@@ -9,6 +9,7 @@
 
 use craft\behaviors\CustomFieldBehavior;
 use craft\elements\conditions\ElementConditionInterface;
+use craft\elements\db\EagerLoadPlan;
 use craft\elements\db\ElementQuery;
 use craft\elements\db\ElementQueryInterface;
 use craft\elements\ElementCollection;
@@ -1544,8 +1545,9 @@ public function getEagerLoadedElements(string $handle): ?ElementCollection;
      *
      * @param string $handle The handle that was used to eager-load the elements
      * @param self[] $elements The eager-loaded elements
+     * @param EagerLoadPlan $plan The eager-loading plan
      */
-    public function setEagerLoadedElements(string $handle, array $elements): void;
+    public function setEagerLoadedElements(string $handle, array $elements, EagerLoadPlan $plan): void;
 
     /**
      * Sets whether the given eager-loaded element handles were eager-loaded lazily.
diff --git a/src/elements/Asset.php b/src/elements/Asset.php
index 6d54b56e7a8..90d6a6a4859 100644
--- a/src/elements/Asset.php
+++ b/src/elements/Asset.php
@@ -30,6 +30,7 @@
 use craft\elements\conditions\assets\AssetCondition;
 use craft\elements\conditions\ElementConditionInterface;
 use craft\elements\db\AssetQuery;
+use craft\elements\db\EagerLoadPlan;
 use craft\elements\db\ElementQueryInterface;
 use craft\enums\MenuItemType;
 use craft\errors\AssetException;
@@ -321,14 +322,14 @@ public static function eagerLoadingMap(array $sourceElements, string $handle): a
      * @inheritdoc
      * @since 3.4.0
      */
-    public function setEagerLoadedElements(string $handle, array $elements): void
+    public function setEagerLoadedElements(string $handle, array $elements, EagerLoadPlan $plan): void
     {
-        if ($handle === 'uploader') {
+        if ($plan->handle === 'uploader') {
             /** @var User|null $uploader */
             $uploader = $elements[0] ?? null;
             $this->setUploader($uploader);
         } else {
-            parent::setEagerLoadedElements($handle, $elements);
+            parent::setEagerLoadedElements($handle, $elements, $plan);
         }
     }
 
diff --git a/src/elements/Entry.php b/src/elements/Entry.php
index db9d89940dd..e4fe5dadb21 100644
--- a/src/elements/Entry.php
+++ b/src/elements/Entry.php
@@ -30,6 +30,7 @@
 use craft\elements\conditions\entries\EntryCondition;
 use craft\elements\conditions\entries\SectionConditionRule;
 use craft\elements\conditions\entries\TypeConditionRule;
+use craft\elements\db\EagerLoadPlan;
 use craft\elements\db\ElementQuery;
 use craft\elements\db\ElementQueryInterface;
 use craft\elements\db\EntryQuery;
@@ -1706,12 +1707,12 @@ public function getGqlTypeName(): string
     /**
      * @inheritdoc
      */
-    public function setEagerLoadedElements(string $handle, array $elements): void
+    public function setEagerLoadedElements(string $handle, array $elements, EagerLoadPlan $plan): void
     {
-        if ($handle === 'author') {
+        if ($plan->handle === 'author') {
             $this->_author = $elements[0] ?? false;
         } else {
-            parent::setEagerLoadedElements($handle, $elements);
+            parent::setEagerLoadedElements($handle, $elements, $plan);
         }
     }
 
diff --git a/src/elements/User.php b/src/elements/User.php
index 0b43250adaa..b5fa0b42d24 100644
--- a/src/elements/User.php
+++ b/src/elements/User.php
@@ -20,6 +20,7 @@
 use craft\elements\conditions\ElementConditionInterface;
 use craft\elements\conditions\users\UserCondition;
 use craft\elements\db\AddressQuery;
+use craft\elements\db\EagerLoadPlan;
 use craft\elements\db\ElementQueryInterface;
 use craft\elements\db\UserQuery;
 use craft\enums\MenuItemType;
@@ -2043,14 +2044,14 @@ private function _validateLocale(?string $locale, bool $checkAllLocales): ?strin
     /**
      * @inheritdoc
      */
-    public function setEagerLoadedElements(string $handle, array $elements): void
+    public function setEagerLoadedElements(string $handle, array $elements, EagerLoadPlan $plan): void
     {
-        if ($handle === 'photo') {
+        if ($plan->handle === 'photo') {
             /** @var Asset|null $photo */
             $photo = $elements[0] ?? null;
             $this->setPhoto($photo);
         } else {
-            parent::setEagerLoadedElements($handle, $elements);
+            parent::setEagerLoadedElements($handle, $elements, $plan);
         }
     }
 
diff --git a/src/events/SetEagerLoadedElementsEvent.php b/src/events/SetEagerLoadedElementsEvent.php
index cd013ae90f2..e5af422e3ce 100644
--- a/src/events/SetEagerLoadedElementsEvent.php
+++ b/src/events/SetEagerLoadedElementsEvent.php
@@ -8,6 +8,7 @@
 namespace craft\events;
 
 use craft\base\ElementInterface;
+use craft\elements\db\EagerLoadPlan;
 use yii\base\Event;
 
 /**
@@ -27,4 +28,10 @@ class SetEagerLoadedElementsEvent extends Event
      * @param ElementInterface[] $elements The eager-loaded elements
      */
     public array $elements;
+
+    /**
+     * @param EagerLoadPlan $plan The eager-loading plan
+     * @since 5.0.0
+     */
+    public EagerLoadPlan $plan;
 }
diff --git a/src/services/Elements.php b/src/services/Elements.php
index 8ce8282bae6..cd37c0a6243 100644
--- a/src/services/Elements.php
+++ b/src/services/Elements.php
@@ -3226,7 +3226,7 @@ private function _eagerLoadElementsInternal(string $elementType, array $elements
                         }
                     }
 
-                    $sourceElement->setEagerLoadedElements($planHandle, $targetElementsForSource);
+                    $sourceElement->setEagerLoadedElements($planHandle, $targetElementsForSource, $plan);
                     $sourceElement->setLazyEagerLoadedElements($planHandle, $plan->lazy);
 
                     if ($plan->count) {