diff --git a/Jenkinsfile b/Jenkinsfile
index 3b4735d..e30f91e 100644
--- a/Jenkinsfile
+++ b/Jenkinsfile
@@ -66,7 +66,7 @@ node {
 
          sh 'node -v'
          sh 'npm prune'
-         sh 'npm install --production==false'
+         sh 'npm install --production=false'
          sh './node_modules/.bin/tsc'
          sh 'rm node_modules -rf'
          sh 'npm install --only=production'