diff --git a/wp-includes/load.php b/wp-includes/load.php
index f036a5a2b9..cd6c9f5f24 100644
--- a/wp-includes/load.php
+++ b/wp-includes/load.php
@@ -370,7 +370,7 @@ function wp_start_object_cache() {
 		wp_cache_init();
 
 	if ( function_exists( 'wp_cache_add_global_groups' ) ) {
-		wp_cache_add_global_groups( array( 'users', 'userlogins', 'usermeta', 'site-transient', 'site-options', 'site-lookup', 'blog-lookup', 'blog-details', 'rss' ) );
+		wp_cache_add_global_groups( array( 'users', 'userlogins', 'usermeta', 'site-transient', 'site-options', 'site-lookup', 'blog-lookup', 'blog-details', 'rss', 'global-posts' ) );
 		wp_cache_add_non_persistent_groups( array( 'comment', 'counts', 'plugins' ) );
 	}
 }