diff --git a/wp-includes/rest-api/endpoints/class-wp-rest-autosaves-controller.php b/wp-includes/rest-api/endpoints/class-wp-rest-autosaves-controller.php
index e5409e7329..e74c328ee8 100644
--- a/wp-includes/rest-api/endpoints/class-wp-rest-autosaves-controller.php
+++ b/wp-includes/rest-api/endpoints/class-wp-rest-autosaves-controller.php
@@ -68,8 +68,8 @@ class WP_REST_Autosaves_Controller extends WP_REST_Revisions_Controller {
 		$this->parent_controller    = $parent_controller;
 		$this->revisions_controller = new WP_REST_Revisions_Controller( $parent_post_type );
 		$this->rest_base            = 'autosaves';
-		$this->namespace            = ! empty( $post_type_object->rest_namespace ) ? $post_type_object->rest_namespace : 'wp/v2';
 		$this->parent_base          = ! empty( $post_type_object->rest_base ) ? $post_type_object->rest_base : $post_type_object->name;
+		$this->namespace            = ! empty( $post_type_object->rest_namespace ) ? $post_type_object->rest_namespace : 'wp/v2';
 	}
 
 	/**
diff --git a/wp-includes/rest-api/endpoints/class-wp-rest-revisions-controller.php b/wp-includes/rest-api/endpoints/class-wp-rest-revisions-controller.php
index 0f1cc81723..6fde5f13f5 100644
--- a/wp-includes/rest-api/endpoints/class-wp-rest-revisions-controller.php
+++ b/wp-includes/rest-api/endpoints/class-wp-rest-revisions-controller.php
@@ -48,16 +48,18 @@ class WP_REST_Revisions_Controller extends WP_REST_Controller {
 	 * @param string $parent_post_type Post type of the parent.
 	 */
 	public function __construct( $parent_post_type ) {
-		$this->parent_post_type  = $parent_post_type;
+		$this->parent_post_type = $parent_post_type;
+		$post_type_object       = get_post_type_object( $parent_post_type );
+		$parent_controller      = $post_type_object->get_rest_controller();
+
+		if ( ! $parent_controller ) {
+			$parent_controller = new WP_REST_Posts_Controller( $parent_post_type );
+		}
+
+		$this->parent_controller = $parent_controller;
 		$this->rest_base         = 'revisions';
-		$post_type_object        = get_post_type_object( $parent_post_type );
 		$this->parent_base       = ! empty( $post_type_object->rest_base ) ? $post_type_object->rest_base : $post_type_object->name;
 		$this->namespace         = ! empty( $post_type_object->rest_namespace ) ? $post_type_object->rest_namespace : 'wp/v2';
-		$this->parent_controller = $post_type_object->get_rest_controller();
-
-		if ( ! $this->parent_controller ) {
-			$this->parent_controller = new WP_REST_Posts_Controller( $parent_post_type );
-		}
 	}
 
 	/**
diff --git a/wp-includes/version.php b/wp-includes/version.php
index c319906504..c874179153 100644
--- a/wp-includes/version.php
+++ b/wp-includes/version.php
@@ -16,7 +16,7 @@
  *
  * @global string $wp_version
  */
-$wp_version = '6.3-alpha-55696';
+$wp_version = '6.3-alpha-55697';
 
 /**
  * Holds the WordPress DB revision, increments when changes are made to the WordPress DB schema.