diff --git a/tox.ini b/tox.ini
index 234fb0247..eda7dd32e 100644
--- a/tox.ini
+++ b/tox.ini
@@ -19,7 +19,7 @@ setenv =
     OS_STDERR_CAPTURE=1
 
 deps =
-       -c{env:TOX_CONSTRAINTS_FILE:https://releases.openstack.org/constraints/upper/master}
+       -c{env:TOX_CONSTRAINTS_FILE:https://releases.openstack.org/constraints/upper/2024.1}
        -r{toxinidir}/requirements.txt
        -r{toxinidir}/test-requirements.txt
 
@@ -66,7 +66,7 @@ commands: bandit -r os_brick -x os_brick/tests -n5 -sB101
 allowlist_externals =
   {toxinidir}/tools/coding-checks.sh
 deps =
-       -c{env:TOX_CONSTRAINTS_FILE:https://releases.openstack.org/constraints/upper/master}
+       -c{env:TOX_CONSTRAINTS_FILE:https://releases.openstack.org/constraints/upper/2024.1}
        -r{toxinidir}/requirements.txt
        pylint==2.17.3
 commands =
@@ -89,7 +89,7 @@ commands =
 
 [testenv:docs]
 deps =
-  -c{env:TOX_CONSTRAINTS_FILE:https://releases.openstack.org/constraints/upper/master}
+  -c{env:TOX_CONSTRAINTS_FILE:https://releases.openstack.org/constraints/upper/2024.1}
   -r{toxinidir}/doc/requirements.txt
 commands =
   rm -fr doc/build doc/source/contributor/api/ .autogenerated