diff --git a/zuul.d/project.yaml b/zuul.d/project.yaml
index a93ac203f..bb57bb84d 100644
--- a/zuul.d/project.yaml
+++ b/zuul.d/project.yaml
@@ -14,15 +14,15 @@
     check:
       jobs:
         # - devstack-tobiko-functional-centos
-        # - devstack-tobiko-functional-ubuntu
+        - devstack-tobiko-functional-ubuntu
         # - devstack-tobiko-functional-ovn-centos
-        # - devstack-tobiko-functional-ovn-ubuntu
+        - devstack-tobiko-functional-ovn-ubuntu
         # - devstack-tobiko-faults-centos
         # - devstack-tobiko-faults-ubuntu
         # - devstack-tobiko-faults-ovn-centos
         # - devstack-tobiko-faults-ovn-ubuntu
         # - devstack-tobiko-scenario-ovn-centos
-        # - devstack-tobiko-scenario-ovn-ubuntu
+        - devstack-tobiko-scenario-ovn-ubuntu
         - tobiko-tox-infrared-centos-7
         - tobiko-tox-infrared-centos-8
         - tobiko-tox-infrared-fedora-latest
@@ -31,11 +31,11 @@
     gate:
       jobs:
         # - devstack-tobiko-functional-centos
-        # - devstack-tobiko-functional-ubuntu
+        - devstack-tobiko-functional-ubuntu
         # - devstack-tobiko-functional-ovn-centos
-        # - devstack-tobiko-functional-ovn-ubuntu
+        - devstack-tobiko-functional-ovn-ubuntu
         # - devstack-tobiko-scenario-ovn-centos
-        # - devstack-tobiko-scenario-ovn-ubuntu
+        - devstack-tobiko-scenario-ovn-ubuntu
         - tobiko-tox-infrared-centos-8
 
     periodic: