diff --git a/configuration.nix b/configuration.nix
index 64966e7..b05885f 100755
--- a/configuration.nix
+++ b/configuration.nix
@@ -196,6 +196,7 @@ with pkgs.lib;
             site = clusterNodeCfg.siteName;
           };
           server = true;
+	  bootstrap_expect = 3;
           datacenter = cfg.clusterName;
           ui_config.enabled = true;
           bind_addr = "${clusterAddress}";