diff --git a/wp-includes/class-wp-customize-manager.php b/wp-includes/class-wp-customize-manager.php
index 5319104760..296e8af9be 100644
--- a/wp-includes/class-wp-customize-manager.php
+++ b/wp-includes/class-wp-customize-manager.php
@@ -5577,7 +5577,7 @@ final class WP_Customize_Manager {
 		$section_description .= '<ul>';
 		$section_description .= '<li id="editor-keyboard-trap-help-2">' . __( 'In the editing area, the Tab key enters a tab character.' ) . '</li>';
 		$section_description .= '<li id="editor-keyboard-trap-help-3">' . __( 'To move away from this area, press the Esc key followed by the Tab key.' ) . '</li>';
-		$section_description .= '<li id="editor-keyboard-trap-help-4">' . __( 'Screen reader users: when in forms mode, you may need to press the escape key twice.' ) . '</li>';
+		$section_description .= '<li id="editor-keyboard-trap-help-4">' . __( 'Screen reader users: when in forms mode, you may need to press the Esc key twice.' ) . '</li>';
 		$section_description .= '</ul>';
 
 		if ( 'false' !== wp_get_current_user()->syntax_highlighting ) {
diff --git a/wp-includes/version.php b/wp-includes/version.php
index f6679fc695..8d38699632 100644
--- a/wp-includes/version.php
+++ b/wp-includes/version.php
@@ -13,7 +13,7 @@
  *
  * @global string $wp_version
  */
-$wp_version = '5.3-alpha-45395';
+$wp_version = '5.3-alpha-45396';
 
 /**
  * Holds the WordPress DB revision, increments when changes are made to the WordPress DB schema.