diff --git a/requirements.txt b/requirements.txt
index 14e9d0a..00efc90 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -57,7 +57,7 @@ pycparser==2.18
 pycryptodomex==3.4.7
 Pygments==2.2.0
 pykerberos==1.1.14
-pyOpenSSL==17.2.0
+pyOpenSSL==17.5.0
 pyparsing==2.2.0
 pysaml2==4.4.0
 python-dateutil==2.6.1