diff --git a/playbooks/groups/jenkins-cloud.yml b/playbooks/groups/jenkins-cloud.yml
index 7943ef0309..f85595b157 100644
--- a/playbooks/groups/jenkins-cloud.yml
+++ b/playbooks/groups/jenkins-cloud.yml
@@ -154,7 +154,7 @@
           version: 0.7.11
           sha: f8eacb53eb01f83f3702009a41cef89e520a72933671ac1ee9154d88bde2d67a
         - name: xunit
-          version: 1.90
+          version: '1.90'
           sha: 2beade6d7769db9d52ff147c7a491cd1e7c53b01c07b9eeb44daa27ee75b25ca
         - name: multiple-scms
           version: 0.3