diff --git a/requirements-dev.txt b/requirements-dev.txt
index c3b95d62..62c488e9 100644
--- a/requirements-dev.txt
+++ b/requirements-dev.txt
@@ -21,7 +21,7 @@ connexion==1.5.3
 coverage==4.5.4
 crc32c==1.7
 crcmod==1.7
-cryptography==2.7
+cryptography==3.2
 dcplib==3.7.0
 docutils==0.15.2
 domovoi==2.0.2
diff --git a/requirements.txt b/requirements.txt
index 1cba1f39..e0de315a 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -15,7 +15,7 @@ clickclick==1.2.2
 cloud-blobstore==3.2.0
 connexion==1.5.3
 crc32c==1.7
-cryptography==2.7
+cryptography==3.2
 dcplib==3.7.0
 docutils==0.15.2
 elasticsearch==5.5.3