diff --git a/wp-includes/rest-api/class-wp-rest-server.php b/wp-includes/rest-api/class-wp-rest-server.php
index 3cc26d0573..4f2adb9ffd 100644
--- a/wp-includes/rest-api/class-wp-rest-server.php
+++ b/wp-includes/rest-api/class-wp-rest-server.php
@@ -923,7 +923,7 @@ class WP_REST_Server {
 		if ( ! is_callable( $handler['callback'] ) ) {
 			$error = new WP_Error(
 				'rest_invalid_handler',
-				__( 'The handler for the route is invalid' ),
+				__( 'The handler for the route is invalid.' ),
 				array( 'status' => 500 )
 			);
 		}
@@ -1021,7 +1021,7 @@ class WP_REST_Server {
 
 		return new WP_Error(
 			'rest_no_route',
-			__( 'No route was found matching the URL and request method' ),
+			__( 'No route was found matching the URL and request method.' ),
 			array( 'status' => 404 )
 		);
 	}
diff --git a/wp-includes/rest-api/endpoints/class-wp-rest-block-renderer-controller.php b/wp-includes/rest-api/endpoints/class-wp-rest-block-renderer-controller.php
index 07a389e794..ecb2ec7e44 100644
--- a/wp-includes/rest-api/endpoints/class-wp-rest-block-renderer-controller.php
+++ b/wp-includes/rest-api/endpoints/class-wp-rest-block-renderer-controller.php
@@ -51,7 +51,7 @@ class WP_REST_Block_Renderer_Controller extends WP_REST_Controller {
 					'args'                => array(
 						'context'    => $this->get_context_param( array( 'default' => 'view' ) ),
 						'attributes' => array(
-							'description'       => __( 'Attributes for the block' ),
+							'description'       => __( 'Attributes for the block.' ),
 							'type'              => 'object',
 							'default'           => array(),
 							'validate_callback' => static function ( $value, $request ) {
diff --git a/wp-includes/rest-api/endpoints/class-wp-rest-block-types-controller.php b/wp-includes/rest-api/endpoints/class-wp-rest-block-types-controller.php
index 0306a195e9..5ae139991d 100644
--- a/wp-includes/rest-api/endpoints/class-wp-rest-block-types-controller.php
+++ b/wp-includes/rest-api/endpoints/class-wp-rest-block-types-controller.php
@@ -87,11 +87,11 @@ class WP_REST_Block_Types_Controller extends WP_REST_Controller {
 			array(
 				'args'   => array(
 					'name'      => array(
-						'description' => __( 'Block name' ),
+						'description' => __( 'Block name.' ),
 						'type'        => 'string',
 					),
 					'namespace' => array(
-						'description' => __( 'Block namespace' ),
+						'description' => __( 'Block namespace.' ),
 						'type'        => 'string',
 					),
 				),
diff --git a/wp-includes/version.php b/wp-includes/version.php
index 9cc4371360..efdab6ce3c 100644
--- a/wp-includes/version.php
+++ b/wp-includes/version.php
@@ -13,7 +13,7 @@
  *
  * @global string $wp_version
  */
-$wp_version = '5.6-alpha-48981';
+$wp_version = '5.6-alpha-48982';
 
 /**
  * Holds the WordPress DB revision, increments when changes are made to the WordPress DB schema.