diff --git a/requirements.txt b/requirements.txt
index 11f6a5a..be1b3c7 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -26,5 +26,5 @@ requests==2.21.0
 scipy==1.2.0
 six==1.12.0
 smmap2==2.0.5
-urllib3==1.24.1
+urllib3==1.26.5
 wrapt==1.11.1