diff --git a/requirements.txt b/requirements.txt
index 749af48..73a0ff7 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -8,7 +8,7 @@ cffi==1.12.3
 chardet==3.0.4
 Click==7.0
 coremltools==2.1.0
-cryptography==2.6.1
+cryptography==3.2
 docutils==0.14
 entrypoints==0.3
 future==0.17.1