diff --git a/Jenkinsfile b/Jenkinsfile
index 85e828246b919587bb766c5cfaf3131cf3c8f7ed..cdc6162ee744a908db7dec915e6b4698e09b3970 100644
--- a/Jenkinsfile
+++ b/Jenkinsfile
@@ -254,7 +254,7 @@ void deployHelmChart(String helmChartName, String helmChartVersion) {
 }
 
 String validateBranchName(branchName) {
-    int maxLength = 30
+    int maxLength = 19
     if (branchName.length() > maxLength) {
         String originalBranchName = branchName
         branchName = branchName.substring(0, maxLength)