diff --git a/src/version.rs b/src/version.rs
index b696f2ab..64d1aa2b 100644
--- a/src/version.rs
+++ b/src/version.rs
@@ -1,6 +1,6 @@
 use std::{env, fmt};
 
-///
+/// version type
 #[derive(Default)]
 pub struct Version {
     major: u32,