diff --git a/playground/package-lock.json b/playground/package-lock.json
index a6068cf..af2ddb6 100644
--- a/playground/package-lock.json
+++ b/playground/package-lock.json
@@ -14,8 +14,6 @@
       },
       "devDependencies": {
         "@codemirror/theme-one-dark": "^6.1.2",
-        "@lezer/generator": "^1.7.3",
-        "@lezer/lr": "^1.4.2",
         "esbuild": "^0.25.0",
         "typescript": "~5.6.2",
         "vite": "^6.1.0"
@@ -546,20 +544,6 @@
       "integrity": "sha512-w7ojc8ejBqr2REPsWxJjrMFsA/ysDCFICn8zEOR9mrqzOu2amhITYuLD8ag6XZf0CFXDrhKqw7+tW8cX66NaDA==",
       "license": "MIT"
     },
-    "node_modules/@lezer/generator": {
-      "version": "1.7.3",
-      "resolved": "https://registry.npmjs.org/@lezer/generator/-/generator-1.7.3.tgz",
-      "integrity": "sha512-vAI2O1tPF8QMMgp+bdUeeJCneJNkOZvqsrtyb4ohnFVFdboSqPwBEacnt0HH4E+5h+qsIwTHUSAhffU4hzKl1A==",
-      "dev": true,
-      "license": "MIT",
-      "dependencies": {
-        "@lezer/common": "^1.1.0",
-        "@lezer/lr": "^1.3.0"
-      },
-      "bin": {
-        "lezer-generator": "src/lezer-generator.cjs"
-      }
-    },
     "node_modules/@lezer/highlight": {
       "version": "1.2.1",
       "resolved": "https://registry.npmjs.org/@lezer/highlight/-/highlight-1.2.1.tgz",
diff --git a/playground/package.json b/playground/package.json
index 8e5b9ee..5a6c1eb 100644
--- a/playground/package.json
+++ b/playground/package.json
@@ -10,8 +10,6 @@
   },
   "devDependencies": {
     "@codemirror/theme-one-dark": "^6.1.2",
-    "@lezer/generator": "^1.7.3",
-    "@lezer/lr": "^1.4.2",
     "esbuild": "^0.25.0",
     "typescript": "~5.6.2",
     "vite": "^6.1.0"