diff --git a/sisr1/tp05-squid/squid.conf b/sisr1/tp05-squid/squid.conf
index 0806903..8605a53 100644
--- a/sisr1/tp05-squid/squid.conf
+++ b/sisr1/tp05-squid/squid.conf
@@ -1353,6 +1353,9 @@ acl Safe_ports port 488		# gss-http
 acl Safe_ports port 591		# filemaker
 acl Safe_ports port 777		# multiling http
 
+acl mots_cles_refuses url_regex –i twitch
+acl mots_cles_refuses url_regex –i chatgpt
+
 #  TAG: proxy_protocol_access
 #	Determine which client proxies can be trusted to provide correct
 #	information regarding real client IP address using PROXY protocol.
@@ -1550,6 +1553,7 @@ include /etc/squid/conf.d/*.conf
 # Example rule allowing access from your local networks.
 # Adapt localnet in the ACL section to list your (internal) IP networks
 # from where browsing should be allowed
+http_access deny  mots_cles_refuses
 http_access allow localnet
 http_access allow localhost