diff --git a/Makefile b/Makefile
index 1d89217..61578ec 100644
--- a/Makefile
+++ b/Makefile
@@ -1,6 +1,6 @@
 GO=go
 NAME := sibling
-VERSION := 1.1.1
+VERSION := 1.1.2
 DIST := $(NAME)-$(VERSION)
 
 all: test build
diff --git a/README.md b/README.md
index ab3541d..e093525 100644
--- a/README.md
+++ b/README.md
@@ -7,7 +7,7 @@
 [![Go Report Card](https://goreportcard.com/badge/github.com/tamada/sibling)](https://goreportcard.com/report/github.com/tamada/sibling)
 
 [![License](https://img.shields.io/badge/License-WTFPL-green.svg)](https://github.com/tamada/sibling/blob/master/LICENSE)
-[![Version](https://img.shields.io/badge/Version-1.1.1-green.svg)](https://github.com/tamada/sibling/releases/tag/v1.1.1)
+[![Version](https://img.shields.io/badge/Version-1.1.2-green.svg)](https://github.com/tamada/sibling/releases/tag/v1.1.2)
 
 get next/previous sibling directory name.
 
diff --git a/cmd/sibling/main.go b/cmd/sibling/main.go
index de80bfd..1d256cb 100644
--- a/cmd/sibling/main.go
+++ b/cmd/sibling/main.go
@@ -10,7 +10,7 @@ import (
 	"github.com/tamada/sibling"
 )
 
-const VERSION = "1.1.1"
+const VERSION = "1.1.2"
 
 type options struct {
 	absolute bool
@@ -119,7 +119,7 @@ func perform(c *cobra.Command, args []string) error {
 	}
 	params := opts.buildParams(c)
 	c.SilenceUsage = true
-	for _, arg := range args {
+	for _, arg := range constructArgs(args) {
 		if len(args) > 1 {
 			params.printer.PrintHeader(fmt.Sprintf("===== %s =====", arg))
 		}
@@ -133,7 +133,13 @@ func perform(c *cobra.Command, args []string) error {
 		}
 	}
 	return nil
+}
 
+func constructArgs(args []string) []string {
+	if len(args) == 0 {
+		return []string{"."}
+	}
+	return args
 }
 
 func main() {
diff --git a/docs/content/_index.md b/docs/content/_index.md
index 1365da0..60b228d 100644
--- a/docs/content/_index.md
+++ b/docs/content/_index.md
@@ -10,7 +10,7 @@ title: ":house: Home"
 [![Go Report Card](https://goreportcard.com/badge/github.com/tamada/sibling)](https://goreportcard.com/report/github.com/tamada/sibling)
 
 [![License](https://img.shields.io/badge/License-WTFPL-green.svg)](https://github.com/tamada/sibling/blob/master/LICENSE)
-[![Version](https://img.shields.io/badge/Version-1.1.1-green.svg)](https://github.com/tamada/sibling/releases/tag/v1.1.1)
+[![Version](https://img.shields.io/badge/Version-1.1.2-green.svg)](https://github.com/tamada/sibling/releases/tag/v1.1.2)
 
 ## :speaking_head: Description