diff --git a/.release-plan.json b/.release-plan.json
new file mode 100644
index 0000000..39e1332
--- /dev/null
+++ b/.release-plan.json
@@ -0,0 +1,25 @@
+{
+  "solution": {
+    "tree-sitter-glimmer": {
+      "impact": "minor",
+      "oldVersion": "1.3.0",
+      "newVersion": "1.4.0",
+      "constraints": [
+        {
+          "impact": "minor",
+          "reason": "Appears in changelog section :rocket: Enhancement"
+        },
+        {
+          "impact": "patch",
+          "reason": "Appears in changelog section :memo: Documentation"
+        },
+        {
+          "impact": "patch",
+          "reason": "Appears in changelog section :house: Internal"
+        }
+      ],
+      "pkgJSONPath": "./package.json"
+    }
+  },
+  "description": "## Release (2024-08-20)\n\ntree-sitter-glimmer 1.4.0 (minor)\n\n#### :rocket: Enhancement\n* `tree-sitter-glimmer`\n  * [#149](https://github.com/ember-tooling/tree-sitter-glimmer/pull/149) Update tree-sitter-cli, injections, etc ([@NullVoxPopuli](https://github.com/NullVoxPopuli))\n  * [#134](https://github.com/ember-tooling/tree-sitter-glimmer/pull/134) Support indents and folding ([@NullVoxPopuli](https://github.com/NullVoxPopuli))\n\n#### :memo: Documentation\n* `tree-sitter-glimmer`\n  * [#132](https://github.com/ember-tooling/tree-sitter-glimmer/pull/132) Update links to point at ember-tooling ([@NullVoxPopuli](https://github.com/NullVoxPopuli))\n\n#### :house: Internal\n* `tree-sitter-glimmer`\n  * [#154](https://github.com/ember-tooling/tree-sitter-glimmer/pull/154) Remove docs workflow - it only published one of the test files and nothing else ([@NullVoxPopuli](https://github.com/NullVoxPopuli))\n  * [#152](https://github.com/ember-tooling/tree-sitter-glimmer/pull/152) Remove husky and lint-staged ([@NullVoxPopuli](https://github.com/NullVoxPopuli))\n  * [#151](https://github.com/ember-tooling/tree-sitter-glimmer/pull/151) Delete yarnrc ([@NullVoxPopuli](https://github.com/NullVoxPopuli))\n  * [#150](https://github.com/ember-tooling/tree-sitter-glimmer/pull/150) Setup release-plan ([@NullVoxPopuli](https://github.com/NullVoxPopuli))\n  * [#133](https://github.com/ember-tooling/tree-sitter-glimmer/pull/133) Remove the auto-merge workflow ([@NullVoxPopuli](https://github.com/NullVoxPopuli))\n\n#### Committers: 1\n- [@NullVoxPopuli](https://github.com/NullVoxPopuli)\n"
+}
diff --git a/CHANGELOG.md b/CHANGELOG.md
index 825c32f..15f73f1 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1 +1,25 @@
 # Changelog
+
+## Release (2024-08-20)
+
+tree-sitter-glimmer 1.4.0 (minor)
+
+#### :rocket: Enhancement
+* `tree-sitter-glimmer`
+  * [#149](https://github.com/ember-tooling/tree-sitter-glimmer/pull/149) Update tree-sitter-cli, injections, etc ([@NullVoxPopuli](https://github.com/NullVoxPopuli))
+  * [#134](https://github.com/ember-tooling/tree-sitter-glimmer/pull/134) Support indents and folding ([@NullVoxPopuli](https://github.com/NullVoxPopuli))
+
+#### :memo: Documentation
+* `tree-sitter-glimmer`
+  * [#132](https://github.com/ember-tooling/tree-sitter-glimmer/pull/132) Update links to point at ember-tooling ([@NullVoxPopuli](https://github.com/NullVoxPopuli))
+
+#### :house: Internal
+* `tree-sitter-glimmer`
+  * [#154](https://github.com/ember-tooling/tree-sitter-glimmer/pull/154) Remove docs workflow - it only published one of the test files and nothing else ([@NullVoxPopuli](https://github.com/NullVoxPopuli))
+  * [#152](https://github.com/ember-tooling/tree-sitter-glimmer/pull/152) Remove husky and lint-staged ([@NullVoxPopuli](https://github.com/NullVoxPopuli))
+  * [#151](https://github.com/ember-tooling/tree-sitter-glimmer/pull/151) Delete yarnrc ([@NullVoxPopuli](https://github.com/NullVoxPopuli))
+  * [#150](https://github.com/ember-tooling/tree-sitter-glimmer/pull/150) Setup release-plan ([@NullVoxPopuli](https://github.com/NullVoxPopuli))
+  * [#133](https://github.com/ember-tooling/tree-sitter-glimmer/pull/133) Remove the auto-merge workflow ([@NullVoxPopuli](https://github.com/NullVoxPopuli))
+
+#### Committers: 1
+- [@NullVoxPopuli](https://github.com/NullVoxPopuli)
diff --git a/package.json b/package.json
index 8bf14d2..06d76e2 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "tree-sitter-glimmer",
-  "version": "1.3.0",
+  "version": "1.4.0",
   "repository": {
     "type": "git",
     "url": "git@github.com:ember-tooling/tree-sitter-glimmer.git"