diff --git a/requirements.txt b/requirements.txt
index f2e86b3..3614ee2 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -85,7 +85,7 @@ toolz==0.9.0
 traitlets==4.3.2
 tsam==1.0.3
 unicodecsv==0.14.1
-urllib3==1.24.1
+urllib3==1.24.2
 wcwidth==0.1.7
 xarray==0.12.0
 xlrd==1.2.0