diff --git a/requirements.txt b/requirements.txt
index 5e80278..640d8d7 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -13,4 +13,4 @@ pyzmq==15.2.0
 requests==2.2.1
 scipy==0.13.3
 Theano==0.9.0.dev0
-urllib3==1.7.1
+urllib3==1.26.5