diff --git a/pages/common/arthas-trace.md b/pages/common/arthas-trace.md
index 828f80a1cc..9fb1dd5f27 100644
--- a/pages/common/arthas-trace.md
+++ b/pages/common/arthas-trace.md
@@ -14,7 +14,7 @@
 
 - Trace the invoke chain of multiple classes or multiple methods:
 
-`trace -E {{class-pattern1|class-patter2}} {{method-pattern1|method-pattern2|method-pattern3}}`
+`trace -E {{class-pattern1}}|{{class-patter2}} {{method-pattern1}}|{{method-pattern2}}|{{method-pattern3}}`
 
 - Track method invoke chains, only display invoke information that exceeds 10 ms, and exit after 5 times:
 
diff --git a/pages/common/arthas.md b/pages/common/arthas.md
index a8cfc99964..cf31667b21 100644
--- a/pages/common/arthas.md
+++ b/pages/common/arthas.md
@@ -14,7 +14,7 @@
 
 - Exit the current Arthas client without affecting other clients. equals `exit`、`logout`、`q` command:
 
-`exit|quit|logout|q`
+`{{exit|quit|logout|q}}`
 
 - Terminate the Arthas server, all the Arthas clients connecting to this server will be disconnected: