diff --git a/requirements.txt b/requirements.txt
index 3f403687..1aa3a2e0 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,4 +1,5 @@
 httpx~=0.28.1
 pydantic~=2.10.4
-PyJWT==2.9.0 # Pinned because of Python 3.8 incompatibility in future versions
-cryptography~=44.0.0
+PyJWT>=2.9.0, <2.10 ; python_version == "3.8"
+PyJWT>=2.10.0; python_version > "3.8"
+cryptography>=42.0.8, <45
diff --git a/setup.py b/setup.py
index 103be545..56f86568 100644
--- a/setup.py
+++ b/setup.py
@@ -36,7 +36,6 @@ def read_requirements(filename):
     install_requires=read_requirements("requirements.txt"),
     extras_require={
         "dev": read_requirements("requirements-dev.txt"),
-        ":python_version<'3.4'": ["enum34"],
     },
     classifiers=[
         "Development Status :: 5 - Production/Stable",