diff --git a/CHANGELOG.md b/CHANGELOG.md
index db6e5f5..bb6850a 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,7 @@
 ## master (Unreleased)
 
+## 0.3.20 (2024/01/11)
+
 ENHANCEMENTS:
 
 * Add support for OpenTofu v1.6 ([#165](https://github.com/minamijoyo/tfmigrate/pull/165))
diff --git a/main.go b/main.go
index 333b893..d3d0838 100644
--- a/main.go
+++ b/main.go
@@ -13,7 +13,7 @@ import (
 )
 
 // Version is a version number.
-var version = "0.3.19"
+var version = "0.3.20"
 
 func main() {
 	log.SetOutput(logOutput())