diff --git a/docs-2.0/nebula-algorithm.md b/docs-2.0/nebula-algorithm.md
index 3ebc0c2d184..1429751e640 100644
--- a/docs-2.0/nebula-algorithm.md
+++ b/docs-2.0/nebula-algorithm.md
@@ -267,8 +267,8 @@ Nebula Algorithm 实现图计算的流程如下：
       }
 
       # ...
-
-  }
+      }
+      }
   }
   ```