diff --git a/requirements.txt b/requirements.txt
index ee91103..9097e7c 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -25,6 +25,6 @@ scipy==1.1.0
 six==1.11.0
 smart-open==1.5.7
 tika==1.16
-urllib3==1.23
+urllib3==1.26.5
 waitress==1.1.0
 Werkzeug==0.14.1