diff --git a/internal/base/cmd.go b/internal/base/cmd.go
index 5678bb9ff..fb8dcdc37 100644
--- a/internal/base/cmd.go
+++ b/internal/base/cmd.go
@@ -1,4 +1,3 @@
-// Package base provides base support.
 package base
 
 import (
diff --git a/internal/base/run.go b/internal/base/run.go
index f53173354..f62a66982 100644
--- a/internal/base/run.go
+++ b/internal/base/run.go
@@ -5,6 +5,7 @@ import (
 	"fmt"
 )
 
+// Run - base.Run
 func Run() {
 	flag.Usage = Usage
 	flag.Parse()
diff --git a/internal/version/version.go b/internal/version/version.go
index 79daf648c..52e8aa506 100644
--- a/internal/version/version.go
+++ b/internal/version/version.go
@@ -8,7 +8,7 @@ import (
 	"github.com/openset/leetcode/internal/base"
 )
 
-const version = "1.6.1"
+const version = "1.6.3"
 
 // CmdVersion - version.CmdVersion
 var CmdVersion = &base.Command{