diff --git a/setup.py b/setup.py
index de5fa12..4a0460a 100644
--- a/setup.py
+++ b/setup.py
@@ -36,7 +36,7 @@ def version():
     author="Aleph Alpha",
     author_email="support@aleph-alpha.com",
     packages=["aleph_alpha_client"],
-    install_requires=["requests"],
+    install_requires=["requests >= 2.28"],
     tests_require=tests_require,
     extras_require={"test": tests_require, "types": types_require, "dev": dev_require},
     license="MIT",