diff --git a/requirements.txt b/requirements.txt
index f1a13cae..53825214 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -17,7 +17,7 @@ constantly==15.1.0
 coverage==4.5.1
 coveralls==1.3.0
 coz-bytecode==0.5.1
-cryptography==2.2.2
+cryptography==3.2
 curtsies==0.3.0
 cycler==0.10.0
 docopt==0.6.2
diff --git a/requirements_docs.txt b/requirements_docs.txt
index c0cde52c..c063e9c4 100644
--- a/requirements_docs.txt
+++ b/requirements_docs.txt
@@ -18,7 +18,7 @@ colorlog==3.1.0
 constantly==15.1.0
 coverage==4.4.2
 coveralls==1.2.0
-cryptography==2.1.4
+cryptography==3.2
 curtsies==0.2.11
 cycler==0.10.0
 docopt==0.6.2
@@ -90,7 +90,7 @@ colorlog==3.1.0
 constantly==15.1.0
 coverage==4.4.2
 coveralls==1.2.0
-cryptography==2.1.4
+cryptography==3.2
 curtsies==0.2.11
 cycler==0.10.0
 docopt==0.6.2