diff --git a/requirements.txt b/requirements.txt
index bce2d67..a75a290 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -12,5 +12,5 @@ PyNaCl==1.3.0
 requests==2.21.0
 six==1.12.0
 smop
-urllib3==1.24.1
+urllib3==1.26.5
 wincertstore==0.2