diff --git a/docs-2.0/3.ngql-guide/5.operators/1.comparison.md b/docs-2.0/3.ngql-guide/5.operators/1.comparison.md
index 26d3ed79880..082a06b45e6 100644
--- a/docs-2.0/3.ngql-guide/5.operators/1.comparison.md
+++ b/docs-2.0/3.ngql-guide/5.operators/1.comparison.md
@@ -118,11 +118,11 @@ nebula> YIELD 0.11 <= 0.11;
 
 ```ngql
 nebula> YIELD 1 != '1';
-+--------+
-| (1!=1) |
-+--------+
-| true   |
-+--------+
++----------+
+| (1!="1") |
++----------+
+| true     |
++----------+
 ```
 
 ### `IS [NOT] NULL`