diff --git a/.build/langium-cli.d.ts b/.build/langium-cli.d.ts
deleted file mode 100644
index a1cfe25f8..000000000
--- a/.build/langium-cli.d.ts
+++ /dev/null
@@ -1,9 +0,0 @@
-declare module 'langium-cli' {
-  export interface GenerateOptions {
-    file?: string;
-    mode?: 'development' | 'production';
-    watch?: boolean;
-  }
-
-  export function generate(options: GenerateOptions): Promise<boolean>;
-}
diff --git a/packages/parser/package.json b/packages/parser/package.json
index 8528fcf0e..181ac12ea 100644
--- a/packages/parser/package.json
+++ b/packages/parser/package.json
@@ -36,9 +36,6 @@
   "dependencies": {
     "langium": "2.0.1"
   },
-  "devDependencies": {
-    "langium-cli": "2.0.1"
-  },
   "files": [
     "dist/"
   ],
diff --git a/pnpm-lock.yaml b/pnpm-lock.yaml
index e9e542291..ece77d4d3 100644
--- a/pnpm-lock.yaml
+++ b/pnpm-lock.yaml
@@ -476,7 +476,7 @@ importers:
         version: 0.16.0(vite@4.3.9)(workbox-build@7.0.0)(workbox-window@7.0.0)
       vitepress:
         specifier: 1.0.0-rc.14
-        version: 1.0.0-rc.14(@algolia/client-search@4.19.1)(@types/node@18.16.0)(search-insights@2.6.0)
+        version: 1.0.0-rc.14(@algolia/client-search@4.19.1)(@types/node@18.16.0)(search-insights@2.7.0)
       workbox-window:
         specifier: ^7.0.0
         version: 7.0.0
@@ -486,10 +486,6 @@ importers:
       langium:
         specifier: 2.0.1
         version: 2.0.1
-    devDependencies:
-      langium-cli:
-        specifier: 2.0.1
-        version: 2.0.1
 
   tests/webpack:
     dependencies:
@@ -15775,7 +15771,7 @@ packages:
       - universal-cookie
     dev: true
 
-  /vitepress@1.0.0-rc.14(@algolia/client-search@4.19.1)(@types/node@18.16.0)(search-insights@2.6.0):
+  /vitepress@1.0.0-rc.14(@algolia/client-search@4.19.1)(@types/node@18.16.0)(search-insights@2.7.0):
     resolution: {integrity: sha512-yChIeXOAcNvVnSVjhziH1vte0uhKb00PuZf7KdIMfx3ixTMAz73Nn+6gREvCv0SdH+anteGUKz5eljv0ygcgGQ==}
     hasBin: true
     peerDependencies: