diff --git a/requirements.txt b/requirements.txt
index ba41d7f..a71619f 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -4,4 +4,4 @@ idna==2.7
 numpy==1.15.0
 pkg-resources==0.0.0
 requests==2.19.1
-urllib3==1.23
+urllib3==1.26.5