diff --git a/README.md b/README.md
index a426b56..6d6ddc1 100644
--- a/README.md
+++ b/README.md
@@ -6,7 +6,7 @@ Install pnpm package manager.
 
 ### `version`
 
-**Required** Version of pnpm to install.
+**Required** Version of pnpm to install. It supports npm versioning scheme, it could be an exact version (such as `6.24.1`), or a version range (such as `6`, `6.x.x`, `6.24.x`, `^6.24.1`, `*`, etc.), or `latest`.
 
 ### `dest`