diff --git a/requirements-base.txt b/requirements-base.txt
index b43e89ace..62f5e7df0 100644
--- a/requirements-base.txt
+++ b/requirements-base.txt
@@ -56,7 +56,7 @@ singledispatch==3.4.0.3
 SQLAlchemy==1.3.19
 textblob==0.15.3
 # urllib3 is pinned to a pre-1.25 version to work around https://jira.nypl.org/browse/SIMPLY-3477
-urllib3==1.24.3
+urllib3==1.26.5
 uWSGI==2.0.19.1
 # watchtower is for Cloudwatch logging integration
 watchtower==0.8.0