diff --git a/config/config.yaml b/config/config.yaml
index e7c511930..344743ec9 100644
--- a/config/config.yaml
+++ b/config/config.yaml
@@ -20,7 +20,7 @@ mysql:
 
 mongo:
   dbUri: ""#当dbUri值不为空则直接使用该值
-  dbAddress: [ 127.0.0.1:37017 ] #redis地址 目前仅支持单机，默认即可
+  dbAddress: [ 127.0.0.1:37017 ] #mongo地址 目前仅支持单机，默认即可
   dbDirect: false
   dbTimeout: 10
   dbDatabase: openIM  #mongo db 默认即可