diff --git a/nodepool/nodepool.yaml b/nodepool/nodepool.yaml
index 732e63945a..11ea4d0e60 100644
--- a/nodepool/nodepool.yaml
+++ b/nodepool/nodepool.yaml
@@ -88,7 +88,7 @@ labels:
   - name: devstack-centos7
     image: devstack-centos7
     ready-script: configure_mirror.sh
-    min-ready: 0
+    min-ready: -1
     providers:
       - name: ovh-gra1
       - name: ovh-bhs1