diff --git a/requirements.txt b/requirements.txt
index a4309d4..2bb9025 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -5,7 +5,7 @@ beautifulsoup4==4.4.1
 blinker==1.3
 chardet==2.3.0
 command-not-found==0.3
-cryptography==1.2.3
+cryptography==3.2
 debtags==2.0
 defer==1.0.6
 dirspec==13.10