diff --git a/examples/network/security_group_rules.py b/examples/network/security_group_rules.py
index 99363c336..b9eb8b8a0 100644
--- a/examples/network/security_group_rules.py
+++ b/examples/network/security_group_rules.py
@@ -31,7 +31,7 @@ def open_port(conn):
         security_group_id=example_sec_group.id,
         direction='ingress',
         remote_ip_prefix='0.0.0.0/0',
-        protocol='HTTPS',
+        protocol='tcp',
         port_range_max='443',
         port_range_min='443',
         ethertype='IPv4',