diff --git a/requirements/dev.txt b/requirements/dev.txt
index c0d34ca..afb3a5f 100644
--- a/requirements/dev.txt
+++ b/requirements/dev.txt
@@ -63,7 +63,7 @@ soupsieve==1.6.2
 SQLAlchemy==1.2.15
 text-unidecode==1.2
 unicodecsv==0.14.1
-urllib3==1.24.1
+urllib3==1.26.5
 vine==1.1.4
 waitress==1.1.0
 webassets==0.12.1
diff --git a/requirements/prod.txt b/requirements/prod.txt
index 86c576d..a4e2c2a 100644
--- a/requirements/prod.txt
+++ b/requirements/prod.txt
@@ -45,7 +45,7 @@ requests==2.21.0
 six==1.12.0
 SQLAlchemy==1.2.15
 unicodecsv==0.14.1
-urllib3==1.24.1
+urllib3==1.26.5
 vine==1.1.4
 webassets==0.12.1
 Werkzeug==0.14.1