diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index fe21984..030ac9b 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -24,7 +24,7 @@ check:
 
 
 build:
-  image: node:14-buster
+  image: registry.hottis.de/hv2/hv2-node-build-env:1.0.0
   stage: build
   variables:
     GIT_SUBMODULE_STRATEGY: recursive
@@ -42,7 +42,7 @@ build:
         sed -i -e 's/GITTAGVERSION/'"$CI_COMMIT_TAG"':'"$CI_COMMIT_SHORT_SHA"'/' ./src/app/navigation/navigation.component.html;
       fi
     - npm install
-    - npm run generate3
+    - npm run generate
     - ./node_modules/.bin/ng build --prod
     - tar -czf ../dist.tgz dist
   
diff --git a/hv2-ui/package.json b/hv2-ui/package.json
index dd2ecc4..87b68fa 100644
--- a/hv2-ui/package.json
+++ b/hv2-ui/package.json
@@ -8,8 +8,7 @@
     "test": "ng test",
     "lint": "ng lint",
     "e2e": "ng e2e",
-    "generate": "python ../helpers/hv2-api/generate.py -s ../helpers/hv2-api/schema.json -t ./src/app/*.tmpl",
-    "generate3": "python3 ../helpers/hv2-api/generate.py -s ../helpers/hv2-api/schema.json -t ./src/app/*.tmpl"
+    "generate": "python ../helpers/hv2-api/generate.py -s ../helpers/hv2-api/schema.json -t ./src/app/*.tmpl"
 
   },
   "private": true,