diff --git a/wp-includes/class-wp-block-bindings-registry.php b/wp-includes/class-wp-block-bindings-registry.php
index 175ce6a8cf..dc065356c5 100644
--- a/wp-includes/class-wp-block-bindings-registry.php
+++ b/wp-includes/class-wp-block-bindings-registry.php
@@ -257,13 +257,11 @@ final class WP_Block_Bindings_Registry {
 	}
 
 	/**
-	 * Unserialize magic method.
+	 * Wakeup magic method.
 	 *
-	 * @since 6.9.0
-	 *
-	 * @param array $data Data to unserialize.
+	 * @since 6.5.0
 	 */
-	public function __unserialize( $data ) { // phpcs:ignore PHPCompatibility.FunctionNameRestrictions.NewMagicMethods.__unserializeFound
+	public function __wakeup() {
 		if ( ! $this->sources ) {
 			return;
 		}
@@ -277,15 +275,6 @@ final class WP_Block_Bindings_Registry {
 		}
 	}
 
-	/**
-	 * Wakeup magic method.
-	 *
-	 * @since 6.5.0
-	 */
-	public function __wakeup() {
-		$this->__unserialize( array() );
-	}
-
 	/**
 	 * Utility method to retrieve the main instance of the class.
 	 *
diff --git a/wp-includes/class-wp-block-bindings-source.php b/wp-includes/class-wp-block-bindings-source.php
index ceaf041d48..b71f020e28 100644
--- a/wp-includes/class-wp-block-bindings-source.php
+++ b/wp-includes/class-wp-block-bindings-source.php
@@ -98,23 +98,12 @@ final class WP_Block_Bindings_Source {
 		return apply_filters( 'block_bindings_source_value', $value, $this->name, $source_args, $block_instance, $attribute_name );
 	}
 
-	/**
-	 * Unserialize magic method.
-	 *
-	 * @since 6.9.0
-	 *
-	 * @param array $data Data to unserialize.
-	 */
-	public function __unserialize( $data ) { // phpcs:ignore PHPCompatibility.FunctionNameRestrictions.NewMagicMethods.__unserializeFound
-		throw new \LogicException( __CLASS__ . ' should never be unserialized' );
-	}
-
 	/**
 	 * Wakeup magic method.
 	 *
 	 * @since 6.5.0
 	 */
 	public function __wakeup() {
-		$this->__unserialize( array() );
+		throw new \LogicException( __CLASS__ . ' should never be unserialized' );
 	}
 }
diff --git a/wp-includes/class-wp-block-patterns-registry.php b/wp-includes/class-wp-block-patterns-registry.php
index 26e0af5a55..2afa8a853f 100644
--- a/wp-includes/class-wp-block-patterns-registry.php
+++ b/wp-includes/class-wp-block-patterns-registry.php
@@ -245,14 +245,7 @@ final class WP_Block_Patterns_Registry {
 		return isset( $this->registered_patterns[ $pattern_name ] );
 	}
 
-	/**
-	 * Unserialize magic method.
-	 *
-	 * @since 6.9.0
-	 *
-	 * @param array $data Data to unserialize.
-	 */
-	public function __unserialize( $data ) { // phpcs:ignore PHPCompatibility.FunctionNameRestrictions.NewMagicMethods.__unserializeFound
+	public function __wakeup() {
 		if ( ! $this->registered_patterns ) {
 			return;
 		}
@@ -267,15 +260,6 @@ final class WP_Block_Patterns_Registry {
 		$this->registered_patterns_outside_init = array();
 	}
 
-	/**
-	 * Wakeup magic method.
-	 *
-	 * @since 6.4.0
-	 */
-	public function __wakeup() {
-		$this->__unserialize( array() );
-	}
-
 	/**
 	 * Utility method to retrieve the main instance of the class.
 	 *
diff --git a/wp-includes/class-wp-block-type-registry.php b/wp-includes/class-wp-block-type-registry.php
index d0a3e0cd13..49e7bd60ae 100644
--- a/wp-includes/class-wp-block-type-registry.php
+++ b/wp-includes/class-wp-block-type-registry.php
@@ -168,14 +168,7 @@ final class WP_Block_Type_Registry {
 		return isset( $this->registered_block_types[ $name ] );
 	}
 
-	/**
-	 * Unserialize magic method.
-	 *
-	 * @since 6.9.0
-	 *
-	 * @param array $data Data to unserialize.
-	 */
-	public function __unserialize( $data ) { // phpcs:ignore PHPCompatibility.FunctionNameRestrictions.NewMagicMethods.__unserializeFound
+	public function __wakeup() {
 		if ( ! $this->registered_block_types ) {
 			return;
 		}
@@ -189,15 +182,6 @@ final class WP_Block_Type_Registry {
 		}
 	}
 
-	/**
-	 * Wakeup magic method.
-	 *
-	 * @since 6.4.0
-	 */
-	public function __wakeup() {
-		$this->__unserialize( array() );
-	}
-
 	/**
 	 * Utility method to retrieve the main instance of the class.
 	 *
diff --git a/wp-includes/class-wp-theme.php b/wp-includes/class-wp-theme.php
index e022502f3c..49020d5e96 100644
--- a/wp-includes/class-wp-theme.php
+++ b/wp-includes/class-wp-theme.php
@@ -783,12 +783,8 @@ final class WP_Theme implements ArrayAccess {
 	 * Perform reinitialization tasks.
 	 *
 	 * Prevents a callback from being injected during unserialization of an object.
-	 *
-	 * @since 6.9.0
-	 *
-	 * @param array $data Data to unserialize.
 	 */
-	public function __unserialize( $data ) { // phpcs:ignore PHPCompatibility.FunctionNameRestrictions.NewMagicMethods.__unserializeFound
+	public function __wakeup() {
 		if ( $this->parent && ! $this->parent instanceof self ) {
 			throw new UnexpectedValueException();
 		}
@@ -803,15 +799,6 @@ final class WP_Theme implements ArrayAccess {
 		$this->headers_sanitized = array();
 	}
 
-	/**
-	 * Wakeup magic method.
-	 *
-	 * @since 6.4.0
-	 */
-	public function __wakeup() {
-		$this->__unserialize( array() );
-	}
-
 	/**
 	 * Adds theme data to cache.
 	 *
diff --git a/wp-includes/html-api/class-wp-html-open-elements.php b/wp-includes/html-api/class-wp-html-open-elements.php
index 0e60538abe..210492ab9a 100644
--- a/wp-includes/html-api/class-wp-html-open-elements.php
+++ b/wp-includes/html-api/class-wp-html-open-elements.php
@@ -841,23 +841,12 @@ class WP_HTML_Open_Elements {
 		}
 	}
 
-	/**
-	 * Unserialize magic method.
-	 *
-	 * @since 6.9.0
-	 *
-	 * @param array $data Data to unserialize.
-	 */
-	public function __unserialize( $data ) { // phpcs:ignore PHPCompatibility.FunctionNameRestrictions.NewMagicMethods.__unserializeFound
-		throw new \LogicException( __CLASS__ . ' should never be unserialized' );
-	}
-
 	/**
 	 * Wakeup magic method.
 	 *
 	 * @since 6.6.0
 	 */
 	public function __wakeup() {
-		$this->__unserialize( array() );
+		throw new \LogicException( __CLASS__ . ' should never be unserialized' );
 	}
 }
diff --git a/wp-includes/html-api/class-wp-html-token.php b/wp-includes/html-api/class-wp-html-token.php
index fd175851de..d5e51ac290 100644
--- a/wp-includes/html-api/class-wp-html-token.php
+++ b/wp-includes/html-api/class-wp-html-token.php
@@ -115,23 +115,12 @@ class WP_HTML_Token {
 		}
 	}
 
-	/**
-	 * Unserialize magic method.
-	 *
-	 * @since 6.9.0
-	 *
-	 * @param array $data Data to unserialize.
-	 */
-	public function __unserialize( $data ) { // phpcs:ignore PHPCompatibility.FunctionNameRestrictions.NewMagicMethods.__unserializeFound
-		throw new \LogicException( __CLASS__ . ' should never be unserialized' );
-	}
-
 	/**
 	 * Wakeup magic method.
 	 *
 	 * @since 6.4.2
 	 */
 	public function __wakeup() {
-		$this->__unserialize( array() );
+		throw new \LogicException( __CLASS__ . ' should never be unserialized' );
 	}
 }
diff --git a/wp-includes/version.php b/wp-includes/version.php
index e3ee23a8ec..6ef72792f6 100644
--- a/wp-includes/version.php
+++ b/wp-includes/version.php
@@ -16,7 +16,7 @@
  *
  * @global string $wp_version
  */
-$wp_version = '6.9-alpha-60803';
+$wp_version = '6.9-alpha-60804';
 
 /**
  * Holds the WordPress DB revision, increments when changes are made to the WordPress DB schema.