diff --git a/rootfs_downloader/requirements.txt b/rootfs_downloader/requirements.txt
index 73e3a02..5b2abe0 100644
--- a/rootfs_downloader/requirements.txt
+++ b/rootfs_downloader/requirements.txt
@@ -4,7 +4,7 @@ certifi==2019.9.11
 cffi==1.12.3
 chardet==3.0.4
 crypto==1.4.1
-cryptography==2.7
+cryptography==3.2
 ecdsa==0.13.3
 idna==2.8
 Naked==0.1.31