diff --git a/requirements.txt b/requirements.txt
index 41a1070..01fbeb7 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -35,6 +35,6 @@ scipy==1.4.1
 six==1.14.0
 sympy==1.5.1
 termcolor==1.1.0
-urllib3==1.25.8
+urllib3==1.26.5
 Werkzeug==0.16.0
 wrapt==1.11.2