diff --git a/CHANGES.rst b/CHANGES.rst
index e236fe4..829e048 100644
--- a/CHANGES.rst
+++ b/CHANGES.rst
@@ -4,6 +4,10 @@ Changes
 Unreleased
 ====================================================================================================================
 
+Changes:
+
+* Pin ``setuptools<82`` to ensure that ``pkg_resources`` is installed (required until we upgrade to ``pyramid>2``).
+
 0.11.1 (2026-01-09)
 ====================================================================================================================
 
diff --git a/requirements.txt b/requirements.txt
index d540c88..2ce439a 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -35,7 +35,7 @@ requests>=2.32.5; python_version >= "3.9"
 requests_oauthlib<1.2.0
 PyJWT>=2
 setuptools==75.3.2; python_version < "3.9"  # noqa
-setuptools>=78.1.1; python_version >= "3.9"
+setuptools>=78.1.1,<82; python_version >= "3.9"
 urllib3>=2.2.2; python_version < "3.9"  # noqa
 urllib3>=2.6.3; python_version >= "3.9"
 zipp>=3.19.1