diff --git a/wp-admin/includes/class-wp-upgrader.php b/wp-admin/includes/class-wp-upgrader.php
index 3017b4851d..f35dc7babc 100644
--- a/wp-admin/includes/class-wp-upgrader.php
+++ b/wp-admin/includes/class-wp-upgrader.php
@@ -798,6 +798,16 @@ class WP_Upgrader {
 			)
 		);
 
+		/**
+		 * Filters the result of WP_Upgrader::install_package().
+		 *
+		 * @since 5.7.0
+		 *
+		 * @param array|WP_Error $result     Result from WP_Upgrader::install_package().
+		 * @param array          $hook_extra Extra arguments passed to hooked filters.
+		 */
+		$result = apply_filters( 'upgrader_install_package_result', $result, $options['hook_extra'] );
+
 		$this->skin->set_result( $result );
 		if ( is_wp_error( $result ) ) {
 			$this->skin->error( $result );
diff --git a/wp-includes/version.php b/wp-includes/version.php
index 57090f1b66..9a839b0560 100644
--- a/wp-includes/version.php
+++ b/wp-includes/version.php
@@ -13,7 +13,7 @@
  *
  * @global string $wp_version
  */
-$wp_version = '5.7-alpha-50150';
+$wp_version = '5.7-alpha-50151';
 
 /**
  * Holds the WordPress DB revision, increments when changes are made to the WordPress DB schema.