diff --git a/requirements.txt b/requirements.txt
index 3d036c265..b23c30f5a 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -80,7 +80,7 @@ python-coveralls==2.9.1
 webcolors==1.8.1
 pandas==0.24.2
 xlrd==1.2.0
-urllib3==1.25.3
+urllib3==1.26.5
 Paste==3.4.0
 intermine==1.11.0