diff --git a/requirements.txt b/requirements.txt
index a479c6b..d8d3bae 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -26,6 +26,6 @@ scipy==1.3.1
 six==1.12.0
 statsmodels==0.10.1
 tornado==6.0.3
-urllib3==1.25.3
+urllib3==1.25.8
 websocket-client==0.56.0
 zstandard==0.11.1