diff --git a/.gitignore b/.gitignore
index ec49f50..e6c82e1 100644
--- a/.gitignore
+++ b/.gitignore
@@ -107,3 +107,5 @@ package-lock.json
 ignore/
 out
 config.yml
+.release/
+.release/
diff --git a/.release b/.release
index 648aa35..e0a2d64 160000
--- a/.release
+++ b/.release
@@ -1 +1 @@
-Subproject commit 648aa356cba200c1a46f4bda9e29871d1e9ba557
+Subproject commit e0a2d645d6ee9da2588a72e6004c547289ecc381
diff --git a/CHANGELOG.md b/CHANGELOG.md
index 5a9338b..1e7688c 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -6,6 +6,10 @@ The format is based on [Keep a Changelog](https://keepachangelog.com/).
 
 ### Unreleased
 
+### [0.8.7] - 2026-03-25
+
+- convert to ESM (#18)
+
 ### [0.8.5] - 2026-03-15
 
 - zone.GET_req: add search params
@@ -112,3 +116,4 @@ The format is based on [Keep a Changelog](https://keepachangelog.com/).
 [0.8.3]: https://github.com/NicTool/validate/releases/tag/v0.8.3
 [0.8.4]: https://github.com/NicTool/validate/releases/tag/v0.8.4
 [0.8.5]: https://github.com/NicTool/validate/releases/tag/v0.8.5
+[0.8.7]: https://github.com/NicTool/validate/releases/tag/v0.8.7
diff --git a/CONTRIBUTORS.md b/CONTRIBUTORS.md
index e1fe672..d87d9c7 100644
--- a/CONTRIBUTORS.md
+++ b/CONTRIBUTORS.md
@@ -2,7 +2,7 @@
 
 This handcrafted artisanal software is brought to you by:
 
-| <img height="80" src="https://avatars.githubusercontent.com/u/261635?v=4"><br><a href="https://github.com/msimerson">msimerson</a> (<a href="https://github.com/NicTool/validate/commits?author=msimerson">24</a>) |
+| <img height="80" src="https://avatars.githubusercontent.com/u/261635?v=4"><br><a href="https://github.com/msimerson">msimerson</a> (<a href="https://github.com/NicTool/validate/commits?author=msimerson">26</a>) |
 | :----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------: |
 
 <sub>this file is generated by [.release](https://github.com/msimerson/.release).
diff --git a/lib/nameserver.js b/lib/nameserver.js
index d9188d1..2514ada 100644
--- a/lib/nameserver.js
+++ b/lib/nameserver.js
@@ -10,7 +10,15 @@ export const name = Joi.string()
   .domain({ allowFullyQualified: true, tlds: false })
   .pattern(/\.$/)
 
-export const type = Joi.string().valid('bind', 'djbdns', 'knot', 'nsd', 'maradns', 'powerdns', 'dynect')
+export const type = Joi.string().valid(
+  'bind',
+  'djbdns',
+  'knot',
+  'nsd',
+  'maradns',
+  'powerdns',
+  'dynect',
+)
 
 export const remote_login = Joi.string().empty('').max(127)
 
diff --git a/package.json b/package.json
index c65b82f..309dcf2 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@nictool/validate",
-  "version": "0.8.5",
+  "version": "0.8.7",
   "description": "NicTool Object Validation",
   "type": "module",
   "files": [
@@ -26,9 +26,10 @@
     "prettier:fix": "npx prettier --ignore-path .gitignore --write .",
     "test": "node --test",
     "test:only": "node --test --test-only",
-    "versions": "npx dependency-version-checker check",
-    "versions:fix": "npx dependency-version-checker update",
-    "watch": "node --test --watch"
+    "versions": "npx npm-dep-mgr check",
+    "versions:fix": "npx npm-dep-mgr update",
+    "watch": "node --test --watch",
+    "test:coverage": "npx c8 --reporter=text --reporter=text-summary npm test"
   },
   "repository": {
     "type": "git",