diff --git a/requirements.txt b/requirements.txt
index a2b6c6c..c8a4007 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -18,4 +18,4 @@ pytz==2020.1
 requests==2.24.0
 scipy==1.10.0
 six==1.15.0
-urllib3==1.26.5
+urllib3==1.26.18