diff --git a/requirements.txt b/requirements.txt
index 0b831a1..b7c580f 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -61,7 +61,7 @@ smart_open==1.6.0
 #sqlite==3.24.0  - removing this so binder works
 #tk==8.6.7  - removing this so binder works
 tornado==5.0.2
-urllib3==1.23
+urllib3==1.26.5
 wheel==0.31.1
 wordcloud==1.4.1
 #xz==5.2.4  - removing this so binder works