diff --git a/CHANGELOG.md b/CHANGELOG.md
index 56093c0..30d9943 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,10 @@
 # Changelog
 
+## [v1.3.1](https://github.com/hirose31/pinger/compare/v1.2...v1.3.1) (2021-03-24)
+
+* Forget to add workflows... [#3](https://github.com/hirose31/pinger/pull/3) ([hirose31](https://github.com/hirose31))
+* Use GitHub Actions and build for arm64 [#2](https://github.com/hirose31/pinger/pull/2) ([hirose31](https://github.com/hirose31))
+
 ## v1.2 (2017-07-11)
 
 BUG FIXES:
diff --git a/pinger.go b/pinger.go
index 7f3b360..46dad28 100644
--- a/pinger.go
+++ b/pinger.go
@@ -16,7 +16,7 @@ import (
 	"github.com/tatsushid/go-fastping"
 )
 
-const version = "1.3.0"
+const version = "1.3.1"
 
 var (
 	writeFailedLog = !isatty.IsTerminal(os.Stderr.Fd())