diff --git a/src/wp-includes/rest-api/endpoints/class-wp-rest-block-patterns-controller.php b/src/wp-includes/rest-api/endpoints/class-wp-rest-block-patterns-controller.php
index 60064abf05efc..cb0fe57fed290 100644
--- a/src/wp-includes/rest-api/endpoints/class-wp-rest-block-patterns-controller.php
+++ b/src/wp-includes/rest-api/endpoints/class-wp-rest-block-patterns-controller.php
@@ -187,7 +187,7 @@ public function get_item_schema() {
 					'context'     => array( 'view', 'edit', 'embed' ),
 				),
 				'post_types'     => array(
-					'description' => __( ' An array of post types that the pattern is restricted to be used with.' ),
+					'description' => __( 'An array of post types that the pattern is restricted to be used with.' ),
 					'type'        => 'array',
 					'readonly'    => true,
 					'context'     => array( 'view', 'edit', 'embed' ),
diff --git a/src/wp-includes/rest-api/endpoints/class-wp-rest-templates-controller.php b/src/wp-includes/rest-api/endpoints/class-wp-rest-templates-controller.php
index e26b4d17e5ebe..8f70cda9f1296 100644
--- a/src/wp-includes/rest-api/endpoints/class-wp-rest-templates-controller.php
+++ b/src/wp-includes/rest-api/endpoints/class-wp-rest-templates-controller.php
@@ -82,7 +82,7 @@ public function register_routes() {
 							'required'    => true,
 						),
 						'is_custom'       => array(
-							'description' => __( ' Indicates if a template is custom or part of the template hierarchy' ),
+							'description' => __( 'Indicates if a template is custom or part of the template hierarchy' ),
 							'type'        => 'boolean',
 						),
 						'template_prefix' => array(
diff --git a/tests/qunit/fixtures/wp-api-generated.js b/tests/qunit/fixtures/wp-api-generated.js
index 28936c9551803..896322ed48dfc 100644
--- a/tests/qunit/fixtures/wp-api-generated.js
+++ b/tests/qunit/fixtures/wp-api-generated.js
@@ -5157,7 +5157,7 @@ mockedApiResponse.Schema = {
                             "required": true
                         },
                         "is_custom": {
-                            "description": " Indicates if a template is custom or part of the template hierarchy",
+                            "description": "Indicates if a template is custom or part of the template hierarchy",
                             "type": "boolean",
                             "required": false
                         },
@@ -5846,7 +5846,7 @@ mockedApiResponse.Schema = {
                             "required": true
                         },
                         "is_custom": {
-                            "description": " Indicates if a template is custom or part of the template hierarchy",
+                            "description": "Indicates if a template is custom or part of the template hierarchy",
                             "type": "boolean",
                             "required": false
                         },