diff --git a/.release-plan.json b/.release-plan.json
index e2c8ac3d..6c68051d 100644
--- a/.release-plan.json
+++ b/.release-plan.json
@@ -1,43 +1,100 @@
 {
   "solution": {
     "ember-cli-fastboot": {
-      "impact": "patch",
-      "oldVersion": "4.1.4",
-      "newVersion": "4.1.5",
+      "impact": "major",
+      "oldVersion": "4.1.5",
+      "newVersion": "5.0.0",
+      "tagName": "latest",
       "constraints": [
+        {
+          "impact": "major",
+          "reason": "Appears in changelog section :boom: Breaking Change"
+        },
+        {
+          "impact": "patch",
+          "reason": "Has dependency `workspace:*` on fastboot-express-middleware"
+        },
         {
           "impact": "patch",
           "reason": "Has dependency `workspace:*` on fastboot"
+        },
+        {
+          "impact": "minor",
+          "reason": "Appears in changelog section :rocket: Enhancement"
+        },
+        {
+          "impact": "patch",
+          "reason": "Appears in changelog section :house: Internal"
         }
       ],
       "pkgJSONPath": "./packages/ember-cli-fastboot/package.json"
     },
     "fastboot": {
-      "impact": "patch",
-      "oldVersion": "4.1.4",
-      "newVersion": "4.1.5",
+      "impact": "major",
+      "oldVersion": "4.1.5",
+      "newVersion": "5.0.0",
+      "tagName": "latest",
       "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": "./packages/fastboot/package.json"
     },
     "fastboot-app-server": {
-      "impact": "patch",
-      "oldVersion": "4.1.3",
-      "newVersion": "4.1.4",
+      "impact": "major",
+      "oldVersion": "4.1.4",
+      "newVersion": "5.0.0",
+      "tagName": "latest",
       "constraints": [
+        {
+          "impact": "major",
+          "reason": "Appears in changelog section :boom: Breaking Change"
+        },
+        {
+          "impact": "patch",
+          "reason": "Has dependency `workspace:*` on fastboot-express-middleware"
+        },
         {
           "impact": "patch",
           "reason": "Has dependency `workspace:*` on fastboot"
+        },
+        {
+          "impact": "patch",
+          "reason": "Appears in changelog section :house: Internal"
         }
       ],
       "pkgJSONPath": "./packages/fastboot-app-server/package.json"
     },
     "fastboot-express-middleware": {
-      "oldVersion": "4.1.2"
+      "impact": "major",
+      "oldVersion": "4.1.2",
+      "newVersion": "5.0.0",
+      "tagName": "latest",
+      "constraints": [
+        {
+          "impact": "major",
+          "reason": "Appears in changelog section :boom: Breaking Change"
+        },
+        {
+          "impact": "patch",
+          "reason": "Has dependency `workspace:^` on fastboot"
+        },
+        {
+          "impact": "patch",
+          "reason": "Appears in changelog section :bug: Bug Fix"
+        },
+        {
+          "impact": "patch",
+          "reason": "Appears in changelog section :house: Internal"
+        }
+      ],
+      "pkgJSONPath": "./packages/fastboot-express-middleware/package.json"
     },
     "empty-package-json": {},
     "fastboot-test": {},
@@ -45,5 +102,5 @@
       "oldVersion": "0.0.0"
     }
   },
-  "description": "## Release (2024-05-21)\n\nember-cli-fastboot 4.1.5 (patch)\nfastboot 4.1.5 (patch)\nfastboot-app-server 4.1.4 (patch)\n\n#### :bug: Bug Fix\n* `fastboot`\n  * [#946](https://github.com/ember-fastboot/ember-cli-fastboot/pull/946) Update url for fastboot-app-server in package.json for npm ([@SergeAstapov](https://github.com/SergeAstapov))\n\n#### Committers: 1\n- Sergey Astapov ([@SergeAstapov](https://github.com/SergeAstapov))\n"
+  "description": "## Release (2026-08-26)\n\n* ember-cli-fastboot 5.0.0 (major)\n* fastboot 5.0.0 (major)\n* fastboot-app-server 5.0.0 (major)\n* fastboot-express-middleware 5.0.0 (major)\n\n#### :boom: Breaking Change\n* `ember-cli-fastboot`, `fastboot-app-server`, `fastboot-express-middleware`, `fastboot`\n  * [#954](https://github.com/ember-fastboot/ember-cli-fastboot/pull/954) drop support for node < 20 ([@mansona](https://github.com/mansona))\n\n#### :rocket: Enhancement\n* `ember-cli-fastboot`\n  * [#963](https://github.com/ember-fastboot/ember-cli-fastboot/pull/963) Fix ember v6 importing-inject-from-ember-service deprecation ([@mansona](https://github.com/mansona))\n  * [#965](https://github.com/ember-fastboot/ember-cli-fastboot/pull/965) remove ember-source peerDependency from ember-cli-fastboot ([@mansona](https://github.com/mansona))\n  * [#961](https://github.com/ember-fastboot/ember-cli-fastboot/pull/961) update ember-cli-babel to v8 ([@mansona](https://github.com/mansona))\n\n#### :bug: Bug Fix\n* `fastboot-express-middleware`\n  * [#949](https://github.com/ember-fastboot/ember-cli-fastboot/pull/949) Update url for fastboot-express-middleware in package.json for npm ([@SergeAstapov](https://github.com/SergeAstapov))\n\n#### :house: Internal\n* Other\n  * [#973](https://github.com/ember-fastboot/ember-cli-fastboot/pull/973) update release-plan to support OIDC ([@mansona](https://github.com/mansona))\n  * [#967](https://github.com/ember-fastboot/ember-cli-fastboot/pull/967) add full test matrix to test scenarios ([@mansona](https://github.com/mansona))\n  * [#964](https://github.com/ember-fastboot/ember-cli-fastboot/pull/964) move custom-fastboot-app into a scenario test ([@mansona](https://github.com/mansona))\n* `ember-cli-fastboot`\n  * [#971](https://github.com/ember-fastboot/ember-cli-fastboot/pull/971) make sure we have the latest test-waiters ([@mansona](https://github.com/mansona))\n  * [#972](https://github.com/ember-fastboot/ember-cli-fastboot/pull/972) stop using ember-source-channel-url ([@mansona](https://github.com/mansona))\n  * [#969](https://github.com/ember-fastboot/ember-cli-fastboot/pull/969) fix service deprecation in dummy app ([@mansona](https://github.com/mansona))\n  * [#962](https://github.com/ember-fastboot/ember-cli-fastboot/pull/962) Update ember-cli-fastboot to v6.12 with ember-cli-update ([@mansona](https://github.com/mansona))\n  * [#960](https://github.com/ember-fastboot/ember-cli-fastboot/pull/960) update ember-cli-fastboot to v5.12.0 with ember-cli-update ([@mansona](https://github.com/mansona))\n* `fastboot-app-server`, `fastboot-express-middleware`, `fastboot`\n  * [#952](https://github.com/ember-fastboot/ember-cli-fastboot/pull/952) Remove now unused release-it dependencies ([@SergeAstapov](https://github.com/SergeAstapov))\n\n#### Committers: 2\n- Chris Manson ([@mansona](https://github.com/mansona))\n- Sergey Astapov ([@SergeAstapov](https://github.com/SergeAstapov))\n"
 }
diff --git a/CHANGELOG.md b/CHANGELOG.md
index e849622a..17253ded 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,44 @@
 # Changelog
 
+## Release (2026-08-26)
+
+* ember-cli-fastboot 5.0.0 (major)
+* fastboot 5.0.0 (major)
+* fastboot-app-server 5.0.0 (major)
+* fastboot-express-middleware 5.0.0 (major)
+
+#### :boom: Breaking Change
+* `ember-cli-fastboot`, `fastboot-app-server`, `fastboot-express-middleware`, `fastboot`
+  * [#954](https://github.com/ember-fastboot/ember-cli-fastboot/pull/954) drop support for node < 20 ([@mansona](https://github.com/mansona))
+
+#### :rocket: Enhancement
+* `ember-cli-fastboot`
+  * [#963](https://github.com/ember-fastboot/ember-cli-fastboot/pull/963) Fix ember v6 importing-inject-from-ember-service deprecation ([@mansona](https://github.com/mansona))
+  * [#965](https://github.com/ember-fastboot/ember-cli-fastboot/pull/965) remove ember-source peerDependency from ember-cli-fastboot ([@mansona](https://github.com/mansona))
+  * [#961](https://github.com/ember-fastboot/ember-cli-fastboot/pull/961) update ember-cli-babel to v8 ([@mansona](https://github.com/mansona))
+
+#### :bug: Bug Fix
+* `fastboot-express-middleware`
+  * [#949](https://github.com/ember-fastboot/ember-cli-fastboot/pull/949) Update url for fastboot-express-middleware in package.json for npm ([@SergeAstapov](https://github.com/SergeAstapov))
+
+#### :house: Internal
+* Other
+  * [#973](https://github.com/ember-fastboot/ember-cli-fastboot/pull/973) update release-plan to support OIDC ([@mansona](https://github.com/mansona))
+  * [#967](https://github.com/ember-fastboot/ember-cli-fastboot/pull/967) add full test matrix to test scenarios ([@mansona](https://github.com/mansona))
+  * [#964](https://github.com/ember-fastboot/ember-cli-fastboot/pull/964) move custom-fastboot-app into a scenario test ([@mansona](https://github.com/mansona))
+* `ember-cli-fastboot`
+  * [#971](https://github.com/ember-fastboot/ember-cli-fastboot/pull/971) make sure we have the latest test-waiters ([@mansona](https://github.com/mansona))
+  * [#972](https://github.com/ember-fastboot/ember-cli-fastboot/pull/972) stop using ember-source-channel-url ([@mansona](https://github.com/mansona))
+  * [#969](https://github.com/ember-fastboot/ember-cli-fastboot/pull/969) fix service deprecation in dummy app ([@mansona](https://github.com/mansona))
+  * [#962](https://github.com/ember-fastboot/ember-cli-fastboot/pull/962) Update ember-cli-fastboot to v6.12 with ember-cli-update ([@mansona](https://github.com/mansona))
+  * [#960](https://github.com/ember-fastboot/ember-cli-fastboot/pull/960) update ember-cli-fastboot to v5.12.0 with ember-cli-update ([@mansona](https://github.com/mansona))
+* `fastboot-app-server`, `fastboot-express-middleware`, `fastboot`
+  * [#952](https://github.com/ember-fastboot/ember-cli-fastboot/pull/952) Remove now unused release-it dependencies ([@SergeAstapov](https://github.com/SergeAstapov))
+
+#### Committers: 2
+- Chris Manson ([@mansona](https://github.com/mansona))
+- Sergey Astapov ([@SergeAstapov](https://github.com/SergeAstapov))
+
 ## Release (2024-05-21)
 
 ember-cli-fastboot 4.1.5 (patch)
diff --git a/packages/ember-cli-fastboot/package.json b/packages/ember-cli-fastboot/package.json
index 684d74cb..578860ed 100644
--- a/packages/ember-cli-fastboot/package.json
+++ b/packages/ember-cli-fastboot/package.json
@@ -1,6 +1,6 @@
 {
   "name": "ember-cli-fastboot",
-  "version": "4.1.5",
+  "version": "5.0.0",
   "description": "Server-side rendering for Ember.js apps",
   "keywords": [
     "ember-addon"
diff --git a/packages/fastboot-app-server/package.json b/packages/fastboot-app-server/package.json
index d4c283f7..d7fa0977 100644
--- a/packages/fastboot-app-server/package.json
+++ b/packages/fastboot-app-server/package.json
@@ -1,6 +1,6 @@
 {
   "name": "fastboot-app-server",
-  "version": "4.1.4",
+  "version": "5.0.0",
   "description": "A production-ready app server for running Ember FastBoot apps",
   "keywords": [
     "ember",
diff --git a/packages/fastboot-express-middleware/package.json b/packages/fastboot-express-middleware/package.json
index 2bd21cbb..91787cbe 100644
--- a/packages/fastboot-express-middleware/package.json
+++ b/packages/fastboot-express-middleware/package.json
@@ -1,6 +1,6 @@
 {
   "name": "fastboot-express-middleware",
-  "version": "4.1.2",
+  "version": "5.0.0",
   "description": "An Express middleware for rendering Ember apps with FastBoot",
   "keywords": [
     "fastboot",
diff --git a/packages/fastboot/package.json b/packages/fastboot/package.json
index 1e2708c7..c27cd905 100644
--- a/packages/fastboot/package.json
+++ b/packages/fastboot/package.json
@@ -1,6 +1,6 @@
 {
   "name": "fastboot",
-  "version": "4.1.5",
+  "version": "5.0.0",
   "description": "Library for rendering Ember apps in node.js",
   "keywords": [
     "ember",