diff --git a/zuul.d/integrated-gate.yaml b/zuul.d/integrated-gate.yaml
index 9197e64..0901788 100644
--- a/zuul.d/integrated-gate.yaml
+++ b/zuul.d/integrated-gate.yaml
@@ -300,7 +300,10 @@
     # This job version is with swift enabled on py3
     # as swift is ready on py3 from stable/ussuri onwards.
     timeout: 10800
-    branches: ^(?!stable/(ocata|pike|queens|rocky|stein|train)).*$
+    # As the 'slow' tox env which is not available in old tempest used
+    # till stable/wallaby, this job definition is only for stable/xena
+    # onwards and separate job definition until stable/wallaby
+    branches: ^(?!stable/(ocata|pike|queens|rocky|stein|train|ussuri|victoria|wallaby)).*$
     vars:
       tox_envlist: slow
       devstack_localrc:
diff --git a/zuul.d/stable-jobs.yaml b/zuul.d/stable-jobs.yaml
index 89435ce..d399556 100644
--- a/zuul.d/stable-jobs.yaml
+++ b/zuul.d/stable-jobs.yaml
@@ -311,6 +311,18 @@
           USE_PYTHON3: true
 
 - job:
+    name: tempest-slow-py3
+    parent: tempest-slow
+    # This job version is to use the 'slow-serial' tox env for
+    # the stable/ussuri to stable/wallaby testing.
+    branches:
+      - stable/ussuri
+      - stable/victoria
+      - stable/wallaby
+    vars:
+      tox_envlist: slow-serial
+
+- job:
     name: tempest-full-py3-opensuse15
     parent: tempest-full-py3
     nodeset: devstack-single-node-opensuse-15