diff --git a/requirements.txt b/requirements.txt
index bc03308..5305378 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -9,7 +9,7 @@ lxml==3.5.0
 pyasn1==0.1.9
 pyasn1-modules==0.0.8
 pycparser==2.14
-pyOpenSSL==0.15.1
+pyOpenSSL==17.5.0
 queuelib==1.4.2
 Scrapy==1.0.5
 service-identity==16.0.0