diff --git a/src/main/java/argelbargel/jenkins/plugins/gitlab_branch_source/api/GitLabAPI.java b/src/main/java/argelbargel/jenkins/plugins/gitlab_branch_source/api/GitLabAPI.java
index a1f4417..46c1bb6 100644
--- a/src/main/java/argelbargel/jenkins/plugins/gitlab_branch_source/api/GitLabAPI.java
+++ b/src/main/java/argelbargel/jenkins/plugins/gitlab_branch_source/api/GitLabAPI.java
@@ -34,7 +34,9 @@ public static GitLabAPI connect(String url, String token, boolean ignoreCertific
         try {
             GitlabAPI delegate = GitlabAPI.connect(url, token);
             delegate.ignoreCertificateErrors(ignoreCertificateErrors);
-            delegate.setRequestTimeout(requestTimeout);
+            if (requestTimeout > 0) {
+                delegate.setRequestTimeout(requestTimeout);
+            }
             return new GitLabAPI(delegate);
         } catch (Exception e) {
             throw new GitLabAPIException(e);