diff --git a/Jenkinsfile b/Jenkinsfile
index bc5a92d..6053c9a 100644
--- a/Jenkinsfile
+++ b/Jenkinsfile
@@ -1,4 +1,4 @@
-@Library('eo-jenkins-lib@master') import eo.Utils
+@Library('eo-jenkins-lib@wip/mail-notify') import eo.Utils
 
 pipeline {
     agent any
diff --git a/tests/test_basic.py b/tests/test_basic.py
index a531c2c..fe82e80 100644
--- a/tests/test_basic.py
+++ b/tests/test_basic.py
@@ -3,5 +3,5 @@ def test_true(db):
     assert True
 
 
-# def test_fail():
-#     assert False
+def test_fail():
+    assert False