diff --git a/.release-plan.json b/.release-plan.json
index a503b77..089ebe2 100644
--- a/.release-plan.json
+++ b/.release-plan.json
@@ -1,17 +1,21 @@
 {
   "solution": {
     "guidemaker": {
-      "impact": "patch",
-      "oldVersion": "3.3.0",
-      "newVersion": "3.3.1",
+      "impact": "major",
+      "oldVersion": "3.3.1",
+      "newVersion": "4.0.0",
       "constraints": [
+        {
+          "impact": "major",
+          "reason": "Appears in changelog section :boom: Breaking Change"
+        },
         {
           "impact": "patch",
-          "reason": "Appears in changelog section :bug: Bug Fix"
+          "reason": "Appears in changelog section :house: Internal"
         }
       ],
       "pkgJSONPath": "./package.json"
     }
   },
-  "description": "## Release (2023-12-18)\n\nguidemaker 3.3.1 (patch)\n\n#### :bug: Bug Fix\n* [#100](https://github.com/empress/guidemaker/pull/100) Fix `ember-data:deprecate-array-like` deprecation ([@bartocc](https://github.com/bartocc))\n\n#### Committers: 1\n- Julien Palmas ([@bartocc](https://github.com/bartocc))\n"
+  "description": "## Release (2024-03-08)\n\nguidemaker 4.0.0 (major)\n\n#### :boom: Breaking Change\n* `guidemaker`\n  * [#91](https://github.com/empress/guidemaker/pull/91) update to v5.4 with ember-cli-update and drop support for Ember < 3.28 ([@mansona](https://github.com/mansona))\n  * [#103](https://github.com/empress/guidemaker/pull/103) drop support for node < 18 ([@mansona](https://github.com/mansona))\n\n#### :house: Internal\n* `guidemaker`\n  * [#102](https://github.com/empress/guidemaker/pull/102) swap to pnpm ([@mansona](https://github.com/mansona))\n\n#### Committers: 1\n- Chris Manson ([@mansona](https://github.com/mansona))\n"
 }
diff --git a/CHANGELOG.md b/CHANGELOG.md
index b61fba8..a0ee0cd 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,4 +1,20 @@
 # Guidemaker Changelog
+
+## Release (2024-03-08)
+
+guidemaker 4.0.0 (major)
+
+#### :boom: Breaking Change
+* `guidemaker`
+  * [#91](https://github.com/empress/guidemaker/pull/91) update to v5.4 with ember-cli-update and drop support for Ember < 3.28 ([@mansona](https://github.com/mansona))
+  * [#103](https://github.com/empress/guidemaker/pull/103) drop support for node < 18 ([@mansona](https://github.com/mansona))
+
+#### :house: Internal
+* `guidemaker`
+  * [#102](https://github.com/empress/guidemaker/pull/102) swap to pnpm ([@mansona](https://github.com/mansona))
+
+#### Committers: 1
+- Chris Manson ([@mansona](https://github.com/mansona))
 ## Release (2023-12-18)
 
 guidemaker 3.3.1 (patch)
diff --git a/package.json b/package.json
index 37eed6c..abd4297 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "guidemaker",
-  "version": "3.3.1",
+  "version": "4.0.0",
   "description": "Guidemaker Core Engine",
   "keywords": [
     "ember-addon",
diff --git a/stderr.log b/stderr.log
new file mode 100644
index 0000000..e69de29