diff --git a/docs/en/config/scheduler.yaml b/docs/en/config/scheduler.yaml
index 7b519ea9994..f69a20070e2 100644
--- a/docs/en/config/scheduler.yaml
+++ b/docs/en/config/scheduler.yaml
@@ -61,7 +61,7 @@ server:
   host:
   # ListenPort is the ip and port scheduler server listens on.
   # default: 8002
-  port:
+  port: 8002
 
 # dynamic data configuration
 dynConfig:
@@ -72,7 +72,7 @@ dynConfig:
   # cdnDirPath
   cdnDirPath:
   # data
-  data: ""
+  data: {}
 
 # manager configuration
 manager:
@@ -135,4 +135,4 @@ jaeger: ""
 
 # service name used in tracer
 # default: dragonfly-scheduler
-service-name: dragonfly-scheduler
\ No newline at end of file
+service-name: dragonfly-scheduler