diff --git a/raven/requirements.txt b/raven/requirements.txt
index b5d69dd..177be63 100644
--- a/raven/requirements.txt
+++ b/raven/requirements.txt
@@ -27,7 +27,7 @@ sentry-sdk==0.19.0
 six==1.15.0
 soupsieve==2.0.1
 toml==0.10.1
-urllib3==1.25.10
+urllib3==1.26.5
 waitress==1.4.4
 Werkzeug==1.0.1
 wrapt==1.12.1