diff --git a/src/main/java/org/elasticsearch/rest/action/main/RestMainAction.java b/src/main/java/org/elasticsearch/rest/action/main/RestMainAction.java
index d8411226fd235..309245d4eeda7 100644
--- a/src/main/java/org/elasticsearch/rest/action/main/RestMainAction.java
+++ b/src/main/java/org/elasticsearch/rest/action/main/RestMainAction.java
@@ -72,7 +72,7 @@ public void onResponse(ClusterStateResponse response) {
                 }
 
                 try {
-                    XContentBuilder builder = RestXContentBuilder.restContentBuilder(request).prettyPrint();
+                    XContentBuilder builder = RestXContentBuilder.restContentBuilder(request);
                     builder.startObject();
                     builder.field("ok", true);
                     builder.field("status", status.getStatus());