diff --git a/includes/services.inc.php b/includes/services.inc.php
index 41d9511bad..b2e90a91a2 100644
--- a/includes/services.inc.php
+++ b/includes/services.inc.php
@@ -285,7 +285,7 @@ function check_service($command)
                             d_echo($normalized_ds . " collides with an existing index\n");
                             $normalized_ds = $tmp_ds_name;
                             $perf_unique = 1;
-                            break 1;
+                            break;
                         }
                     }
                     if ($perf_unique == 0) {