diff --git a/.ci/jenkins/scripts/helper.groovy b/.ci/jenkins/scripts/helper.groovy
index d25d13e44..4b056a6bc 100644
--- a/.ci/jenkins/scripts/helper.groovy
+++ b/.ci/jenkins/scripts/helper.groovy
@@ -48,7 +48,7 @@ String getTempTag() {
 void checkoutRepo(String repoName = '', String directory = '') {
     repoName = repoName ?: getRepoName()
     closure = {
-        checkout(githubscm.resolveRepository(repoName, 'domhanak', getBuildBranch(), false, getGitAuthorCredsId()))
+        checkout(githubscm.resolveRepository(repoName, 'domhanak', getBuildBranch(), false, ''))
         // need to manually checkout branch since on a detached branch after checkout command
         //sh "git checkout ${getBuildBranch()}"
     }