diff --git a/wp-admin/includes/theme.php b/wp-admin/includes/theme.php
index 224021ad37..bd47b37ce6 100644
--- a/wp-admin/includes/theme.php
+++ b/wp-admin/includes/theme.php
@@ -72,10 +72,29 @@ function delete_theme( $stylesheet, $redirect = '' ) {
 		return new WP_Error( 'fs_no_themes_dir', __( 'Unable to locate WordPress theme directory.' ) );
 	}
 
+	/**
+	 * Fires immediately before a theme deletion attempt.
+	 *
+	 * @since 5.8
+	 *
+	 * @param string $stylesheet Stylesheet of the theme to delete.
+	 */
+	do_action( 'delete_theme', $stylesheet );
+
 	$themes_dir = trailingslashit( $themes_dir );
 	$theme_dir  = trailingslashit( $themes_dir . $stylesheet );
 	$deleted    = $wp_filesystem->delete( $theme_dir, true );
 
+	/**
+	 * Fires immediately after a theme deletion attempt.
+	 *
+	 * @since 5.8
+	 *
+	 * @param string $stylesheet Stylesheet of the theme to delete.
+	 * @param bool   $deleted    Whether the theme deletion was successful.
+	 */
+	do_action( 'deleted_theme', $stylesheet, $deleted );
+
 	if ( ! $deleted ) {
 		return new WP_Error(
 			'could_not_remove_theme',
diff --git a/wp-includes/version.php b/wp-includes/version.php
index a66e4dbfae..1dc4c20252 100644
--- a/wp-includes/version.php
+++ b/wp-includes/version.php
@@ -13,7 +13,7 @@
  *
  * @global string $wp_version
  */
-$wp_version = '5.8-alpha-50825';
+$wp_version = '5.8-alpha-50826';
 
 /**
  * Holds the WordPress DB revision, increments when changes are made to the WordPress DB schema.