diff --git a/README.md b/README.md
index bb52756..bc6acea 100644
--- a/README.md
+++ b/README.md
@@ -376,6 +376,7 @@ The `asdf` core provides a [security policy](https://github.com/asdf-vm/asdf/sec
 | Terragrunt                    | [lotia/asdf-terragrunt](https://github.com/lotia/asdf-terragrunt)                                     | [![Build Status](https://github.com/lotia/asdf-terragrunt/workflows/CI/badge.svg?branch=master)](https://github.com/lotia/asdf-terragrunt/actions?query=workflow%3ACI+branch%3Amaster)                           |
 | TFLint                        | [skyzyx/asdf-tflint](https://github.com/skyzyx/asdf-tflint)                                           | [![Build Status](https://travis-ci.org/skyzyx/asdf-tflint.svg?branch=master)](https://travis-ci.org/skyzyx/asdf-tflint)                                                                                          |
 | TFSec                         | [woneill/asdf-tfsec](https://github.com/woneill/asdf-tfsec)                                           | [![Build Status](https://github.com/woneill/asdf-tfsec/workflows/master/badge.svg?branch=master)](https://github.com/woneill/asdf-tfsec/actions)                                                                 |
+| tfupdate                      | [yuokada/asdf-tfupdate](https://github.com/yuokada/asdf-tfupdate)                                     | [![Build Status](https://github.com/yuokada/asdf-tfupdate/workflows/Test%20asdf%20plugin/badge.svg?branch=master)](https://github.com/yuokada/asdf-tfupdate/actions)                                             |
 | Tilt                          | [eaceaser/tilt](https://github.com/eaceaser/asdf-tilt)                                                | [![CI workflow](https://github.com/eaceaser/asdf-tilt/workflows/CI/badge.svg)](https://github.com/eaceaser/asdf-tilt/actions)                                                                                    |
 | Tmux                          | [aphecetche/asdf-tmux](https://github.com/aphecetche/asdf-tmux)                                       | [![Build Status](https://travis-ci.org/aphecetche/asdf-tmux.svg?branch=master)](https://travis-ci.org/aphecetche/asdf-tmux)                                                                                      |
 | Trdsql                        | [johnlayton/asdf-trdsql](https://github.com/johnlayton/asdf-trdsql)                                   | [![GitHub Actions Status](https://github.com/johnlayton/asdf-trdsql/workflows/main/badge.svg?branch=master)](https://github.com/johnlayton/asdf-trdsql/actions)                                                  |
diff --git a/plugins/tfupdate b/plugins/tfupdate
new file mode 100644
index 0000000..8a9a59b
--- /dev/null
+++ b/plugins/tfupdate
@@ -0,0 +1 @@
+repository = https://github.com/yuokada/asdf-tfupdate.git