diff --git a/libraries/botframework-connector/requirements.txt b/libraries/botframework-connector/requirements.txt
index 80c6dfb8e..6f8e88772 100644
--- a/libraries/botframework-connector/requirements.txt
+++ b/libraries/botframework-connector/requirements.txt
@@ -2,4 +2,4 @@ msrest>=0.6.6
 botbuilder-schema>=4.4.0b1
 requests>=2.18.1
 PyJWT==1.5.3
-cryptography==2.1.4
\ No newline at end of file
+cryptography==3.2
\ No newline at end of file