diff --git a/iceweasel/requirements-rf.txt b/iceweasel/requirements-rf.txt
index d4b1c29..dcca1e0 100644
--- a/iceweasel/requirements-rf.txt
+++ b/iceweasel/requirements-rf.txt
@@ -1,6 +1,6 @@
 asn1crypto==0.24.0
 cffi==1.12.3
-cryptography==2.6.1
+cryptography==3.2
 decorator==4.4.0
 ecdsa==0.13
 enum34==1.1.6
diff --git a/iceweasel/requirements.txt b/iceweasel/requirements.txt
index 0eb8535..6083d6d 100644
--- a/iceweasel/requirements.txt
+++ b/iceweasel/requirements.txt
@@ -14,7 +14,7 @@ cffi==1.12.3
 chardet==3.0.4
 Cheetah==2.4.4
 Click==7.0
-cryptography==2.0.3
+cryptography==3.2
 Django==1.11.20
 django-auth-ldap==1.7.0
 django-bootstrap3==11.0.0