diff --git a/pip-requirements.txt b/pip-requirements.txt
index 64fd6a2..b28d849 100644
--- a/pip-requirements.txt
+++ b/pip-requirements.txt
@@ -1,5 +1,5 @@
 # This file lists the dependencies of this extension.
 # Install with a command like: pip install -r pip-requirements.txt
 lxml==2.2.4
-urllib3==1.6.0
+urllib3==1.26.5
 flake8==2.1.0