diff --git a/README.md b/README.md
index 18e5e11..67bea9c 100644
--- a/README.md
+++ b/README.md
@@ -427,6 +427,7 @@ The `asdf` core provides a [security policy](https://github.com/asdf-vm/asdf/sec
 | mdbook-linkcheck              | [cipherstash/asdf-mdbook-linkcheck](https://github.com/cipherstash/asdf-mdbook-linkcheck)                       | [![Code Health](https://github.com/cipherstash/asdf-mdbook-linkcheck/actions/workflows/test.yml/badge.svg?branch=main&event=push)](https://github.com/cipherstash/asdf-mdbook-linkcheck/actions)                                  |
 | melt                          | [chessmango/asdf-melt](https://github.com/chessmango/asdf-melt)                                                 | [![GitHub Actions Status](https://github.com/chessmango/asdf-melt/actions/workflows/build.yml/badge.svg)](https://github.com/chessmango/asdf-melt/actions)                                                                        |
 | Memcached                     | [furkanural/asdf-memcached](https://github.com/furkanural/asdf-memcached)                                       | [![Build](https://github.com/furkanural/asdf-memcached/actions/workflows/build.yml/badge.svg?branch=main)](https://github.com/furkanural/asdf-memcached/actions/workflows/build.yml)                                              |
+| Mercury                       | [susurri/asdf-mercury](https://github.com/susurri/asdf-mercury)                                                 | [![Build](https://github.com/susurri/asdf-mercury/actions/workflows/build.yml/badge.svg)](https://github.com/susurri/asdf-mercury/actions/workflows/build.yml)                                                                    |
 | Meson                         | [asdf-community/asdf-meson](https://github.com/asdf-community/asdf-meson)                                       | [![Build Status](https://github.com/asdf-community/asdf-meson/workflows/Main%20workflow/badge.svg?branch=master)](https://github.com/asdf-community/asdf-meson/actions)                                                           |
 | Micronaut                     | [weibemoura/asdf-micronaut](https://github.com/weibemoura/asdf-micronaut)                                       | [![Build Status](https://travis-ci.org/weibemoura/asdf-micronaut.svg?branch=master)](https://travis-ci.org/weibemoura/asdf-micronaut)                                                                                             |
 | Mill                          | [asdf-community/asdf-mill](https://github.com/asdf-community/asdf-mill)                                         | [![Build Status](https://travis-ci.org/asdf-community/asdf-mill.svg?branch=master)](https://travis-ci.org/asdf-community/asdf-mill)                                                                                               |
diff --git a/plugins/mercury b/plugins/mercury
new file mode 100644
index 0000000..b12b57b
--- /dev/null
+++ b/plugins/mercury
@@ -0,0 +1 @@
+repository = https://github.com/susurri/asdf-mercury.git