diff --git a/requirements.txt b/requirements.txt
index d34d306..4b4ce58 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -48,7 +48,7 @@ simplegeneric==0.8.1
 six==1.10.0
 snowballstemmer==1.2.1
 traitlets==4.3.2
-urllib3==1.22
+urllib3==1.24.2
 wcwidth==0.1.7
 Werkzeug==0.12.2
 wrapt==1.10.11