diff --git a/requirements.txt b/requirements.txt
index 69e2090..3f81770 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -21,7 +21,7 @@ cloudpickle==0.8.0
 commonmark==0.9.0
 constantly==15.1.0
 crc32c==1.7
-cryptography==2.3.1
+cryptography==3.2
 cssselect==1.0.3
 cycler==0.10.0
 Cython==0.29.6