diff --git a/README-CN.md b/README-CN.md
index 6a46a8e..83e62ea 100644
--- a/README-CN.md
+++ b/README-CN.md
@@ -106,7 +106,7 @@ cmake ../ && make -j
 [参考这里](CMDDOC.md)
 
 ## 适用redis版本
-redis 5.x 、redis 6.x
+redis >= 5.0
 
 ## 我们的modules
 
diff --git a/README.md b/README.md
index 4eb7c19..f29f021 100644
--- a/README.md
+++ b/README.md
@@ -104,8 +104,7 @@ then the tairzset_module.so library file will be generated in the lib directory
 [Ref](CMDDOC.md)
 
 ## Applicable redis version   
-redis 5.x 、redis 6.x
-
+redis >= 5.0
 
 ### Our modules
 [TairHash](https://github.com/alibaba/TairHash): A redis module, similar to redis hash, but you can set expire and version for the field