diff --git a/terrain-data/requirements.txt b/terrain-data/requirements.txt
index 0d25b2b..534fffd 100644
--- a/terrain-data/requirements.txt
+++ b/terrain-data/requirements.txt
@@ -31,6 +31,6 @@ simplejson==3.8.2
 six==1.10.0
 team==1.0
 texttable==0.8.4
-urllib3==1.15.1
+urllib3==1.26.5
 virtualenv==15.0.1
 websocket-client==0.37.0