diff --git a/conf.json b/conf.json
index 75cd9f5..59ea1c0 100644
--- a/conf.json
+++ b/conf.json
@@ -1,45 +1,59 @@
 {
-  "stages": [
-    {
-      "name": "cpplint",
-      "executor": {
-        "name": "sandbox",
-        "with": {
-          "default": {
-            "args": ["cpplint", "--recursive", "."],
-            "env": ["PATH=/usr/bin:/bin:/usr/local/bin"],
-            "cpuLimit": 10000000000,
-            "memoryLimit": 104857600,
-            "procLimit": 50,
-            "copyInDir": ".",
-            "copyOut": ["stdout", "stderr"],
-            "stdin": {
-              "content": ""
-            },
-            "stdout": {
-              "name": "stdout",
-              "max": 65536
-            },
-            "stderr": {
-              "name": "stderr",
-              "max": 65536
-            }
-          }
-        }
-      },
-      "parser": {
-        "name": "cpplint",
-        "with": {
-          "score": 0,
-          "comment": "check done",
-          "matches": [
+    "stage": {
+        "stages": [
             {
-              "keywords": ["whitespace", "legal"],
-              "score": 5
+                "name": "cpplint",
+                "executor": {
+                    "name": "sandbox",
+                    "with": {
+                        "default": {
+                            "args": [
+                                "cpplint",
+                                "--recursive",
+                                "."
+                            ],
+                            "env": [
+                                "PATH=/usr/bin:/bin:/usr/local/bin"
+                            ],
+                            "cpuLimit": 10000000000,
+                            "memoryLimit": 104857600,
+                            "procLimit": 50,
+                            "copyInDir": ".",
+                            "copyOut": [
+                                "stdout",
+                                "stderr"
+                            ],
+                            "stdin": {
+                                "content": ""
+                            },
+                            "stdout": {
+                                "name": "stdout",
+                                "max": 65536
+                            },
+                            "stderr": {
+                                "name": "stderr",
+                                "max": 65536
+                            }
+                        }
+                    }
+                },
+                "parser": {
+                    "name": "cpplint",
+                    "with": {
+                        "score": 0,
+                        "comment": "check done",
+                        "matches": [
+                            {
+                                "keywords": [
+                                    "whitespace",
+                                    "legal"
+                                ],
+                                "score": 5
+                            }
+                        ]
+                    }
+                }
             }
-          ]
-        }
-      }
+        ]
     }
-  ]
-}
+}
\ No newline at end of file