diff --git a/zuul.d/ironic-jobs.yaml b/zuul.d/ironic-jobs.yaml
index 253cf697dbc..fafa03cb272 100644
--- a/zuul.d/ironic-jobs.yaml
+++ b/zuul.d/ironic-jobs.yaml
@@ -829,7 +829,7 @@
         IRONIC_PROVISION_NETWORK_NAME: ironic-provision
         IRONIC_PROVISION_SUBNET_GATEWAY: 10.0.5.1
         IRONIC_PROVISION_SUBNET_PREFIX: 10.0.5.0/24
-        IRONIC_TEMPEST_BUILD_TIMEOUT: 600
+        IRONIC_TEMPEST_BUILD_TIMEOUT: 2000
         IRONIC_TEMPEST_WHOLE_DISK_IMAGE: True
         IRONIC_USE_LINK_LOCAL: True
         IRONIC_VM_COUNT: 1