diff --git a/requirements_dev.txt b/requirements_dev.txt
index e7312a19..2eac81a5 100644
--- a/requirements_dev.txt
+++ b/requirements_dev.txt
@@ -3,7 +3,7 @@ pip==19.1  # pyup: update minor
 
 bumpversion==0.5.3  # pyup: update minor
 wheel==0.33.0  # pyup: update minor
-cryptography==2.6.1  # pyup: update minor
+cryptography==2.7  # pyup: update minor
 psycopg2-binary==2.8.1  # pyup: update minor
 sanic==19.3.1  # pyup: update minor
 aiohttp==3.5.0  # pyup: update minor