diff --git a/tests/requirements.txt b/tests/requirements.txt
index 5f1042b1..5d976220 100644
--- a/tests/requirements.txt
+++ b/tests/requirements.txt
@@ -40,3 +40,4 @@ tracerite<=1.1.1; python_version < "3.9"
 uvicorn>=0.13.4
 urllib3>=1.26.5
 httpx>=0.27.0
+setuptools<=81.0.0 # This change is temporary and will remain in place until Pyramid resolves the failures caused by the pkg_resources deprecation.