diff --git a/examples/requirements_file/requirements.txt b/examples/requirements_file/requirements.txt
index df267fc..564f394 100644
--- a/examples/requirements_file/requirements.txt
+++ b/examples/requirements_file/requirements.txt
@@ -11,4 +11,4 @@ python-dateutil==2.8.1    # via -r requirements.in
 python-nomad==1.2.1       # via -r requirements.in
 requests==2.23.0          # via python-nomad
 six==1.14.0               # via python-dateutil
-urllib3==1.25.8           # via requests
+urllib3==1.26.5           # via requests