1 files changed, 1 insertions, 1 deletions
diff --git a/setup.py b/setup.py
index 093cf73c..e6c4a077 100644
--- a/setup.py
+++ b/setup.py
@@ -73,5 +73,5 @@ setup(
         "Programming Language :: Python :: 3.7",
         "Programming Language :: Python :: 3.8",
     ],
-    install_requires=["bcrypt>=3.1.3", "cryptography>=1.5", "pynacl>=1.0.1"],
+    install_requires=["bcrypt>=3.1.3", "cryptography>=2.5", "pynacl>=1.0.1"],
 )