diff --git a/Jenkinsfile b/Jenkinsfile
index 8e3d06a..954aa2d 100644
--- a/Jenkinsfile
+++ b/Jenkinsfile
@@ -65,7 +65,7 @@ node {
 
          sh 'node -v'
          sh 'npm prune'
-         sh 'npm install'
+         sh 'npm install -DP'
          sh './node_modules/.bin/tsc'
          sh 'rm node_modules -rf'
          sh 'npm install --only=production'