diff --git a/.zuul.yaml b/.zuul.yaml
index 79e3421..24091cd 100644
--- a/.zuul.yaml
+++ b/.zuul.yaml
@@ -14,50 +14,50 @@
         - openstack-tox-pep8:
             required-projects:
               - name: openstack/requirements
-                override-checkout: stable/2025.1
+                override-checkout: stable/2025.2
         - openstack-tox-py310:
             required-projects:
               - name: openstack/requirements
-                override-checkout: stable/2025.1
+                override-checkout: stable/2025.2
         - openstack-tox-py311:
             required-projects:
               - name: openstack/requirements
-                override-checkout: stable/2025.1
+                override-checkout: stable/2025.2
         - openstack-tox-py312:
             required-projects:
               - name: openstack/requirements
-                override-checkout: stable/2025.1
+                override-checkout: stable/2025.2
         - openstack-tox-py313:
             required-projects:
               - name: openstack/requirements
-                override-checkout: stable/2025.1
+                override-checkout: stable/2025.2
         - test-release-openstack:
             required-projects:
               - name: openstack/requirements
-                override-checkout: stable/2025.1
+                override-checkout: stable/2025.2
     gate:
       jobs:
         - openstack-tox-pep8:
             required-projects:
               - name: openstack/requirements
-                override-checkout: stable/2025.1
+                override-checkout: stable/2025.2
         - openstack-tox-py310:
             required-projects:
               - name: openstack/requirements
-                override-checkout: stable/2025.1
+                override-checkout: stable/2025.2
         - openstack-tox-py311:
             required-projects:
               - name: openstack/requirements
-                override-checkout: stable/2025.1
+                override-checkout: stable/2025.2
         - openstack-tox-py312:
             required-projects:
               - name: openstack/requirements
-                override-checkout: stable/2025.1
+                override-checkout: stable/2025.2
         - openstack-tox-py313:
             required-projects:
               - name: openstack/requirements
-                override-checkout: stable/2025.1
+                override-checkout: stable/2025.2
         - test-release-openstack:
             required-projects:
               - name: openstack/requirements
-                override-checkout: stable/2025.1
+                override-checkout: stable/2025.2
diff --git a/tox.ini b/tox.ini
index 324d16f..1e2a459 100644
--- a/tox.ini
+++ b/tox.ini
@@ -16,7 +16,7 @@ setenv = VIRTUAL_ENV={envdir}
 # random hash seed successfully.
          PYTHONHASHSEED=0
 deps =
-    -c{env:TOX_CONSTRAINTS_FILE:https://releases.openstack.org/constraints/upper/2025.1}
+    -c{env:TOX_CONSTRAINTS_FILE:https://releases.openstack.org/constraints/upper/2025.2}
     -r{toxinidir}/requirements.txt
     -r{toxinidir}/test-requirements.txt
 commands = /bin/bash run_tests.sh -N --no-pep8 {posargs}