diff --git a/.gitignore b/.gitignore
index 6baad6c8..de592b02 100644
--- a/.gitignore
+++ b/.gitignore
@@ -80,3 +80,6 @@ target/
 
 # Misc
 tokens.pk
+
+#pyenv
+.python-version
diff --git a/setup.py b/setup.py
index abb1cd5f..08433db6 100644
--- a/setup.py
+++ b/setup.py
@@ -63,7 +63,7 @@ def main():
         'wrapt>=1.10.1',
     ]
     redis_requires = ['redis>=2.10.3']
-    jwt_requires = ['pyjwt>=1.3.0', 'cryptography>=0.9.2']
+    jwt_requires = ['pyjwt>=1.3.0', 'cryptography>=3']
     extra_requires = defaultdict(list)
     extra_requires.update({'jwt': jwt_requires, 'redis': redis_requires, 'all': jwt_requires + redis_requires})
     conditional_dependencies = {