diff --git a/wp-admin/includes/template.php b/wp-admin/includes/template.php
index a7255bb7ee..1d4a8e8da1 100644
--- a/wp-admin/includes/template.php
+++ b/wp-admin/includes/template.php
@@ -1018,8 +1018,8 @@ function wp_import_upload_form( $action ) {
 		wp_admin_notice(
 			$upload_directory_error,
 			array(
-				'additonal_classes' => array( 'error' ),
-				'paragraph_wrap'    => false,
+				'additional_classes' => array( 'error' ),
+				'paragraph_wrap'     => false,
 			)
 		);
 	else :
diff --git a/wp-admin/includes/update.php b/wp-admin/includes/update.php
index 2d3ccfbbb3..7e68440b8e 100644
--- a/wp-admin/includes/update.php
+++ b/wp-admin/includes/update.php
@@ -345,9 +345,9 @@ function update_nag() {
 	wp_admin_notice(
 		$msg,
 		array(
-			'type'              => 'warning',
-			'additonal_classes' => array( 'update-nag', 'inline' ),
-			'paragraph_wrap'    => false,
+			'type'               => 'warning',
+			'additional_classes' => array( 'update-nag', 'inline' ),
+			'paragraph_wrap'     => false,
 		)
 	);
 }
diff --git a/wp-admin/theme-editor.php b/wp-admin/theme-editor.php
index c9253f5bad..bd932d8f94 100644
--- a/wp-admin/theme-editor.php
+++ b/wp-admin/theme-editor.php
@@ -195,7 +195,7 @@ if ( isset( $_GET['a'] ) ) {
 		__( 'File edited successfully.' ),
 		array(
 			'id'                 => 'message',
-			'is-dismissible'     => true,
+			'dismissible'        => true,
 			'additional_classes' => array( 'updated' ),
 		)
 	);
diff --git a/wp-includes/version.php b/wp-includes/version.php
index 096d9ea934..68db0e4fc8 100644
--- a/wp-includes/version.php
+++ b/wp-includes/version.php
@@ -16,7 +16,7 @@
  *
  * @global string $wp_version
  */
-$wp_version = '6.5-alpha-57083';
+$wp_version = '6.5-alpha-57084';
 
 /**
  * Holds the WordPress DB revision, increments when changes are made to the WordPress DB schema.