diff --git a/files/squid/helpers/rules.d/opendsa.rules b/files/squid/helpers/rules.d/opendsa.rules
index 724eedbdae57aef32333fb75a67ea981a419afd9..5dbddb7b51f7a61da2368a2c53b9f245391b998d 100644
--- a/files/squid/helpers/rules.d/opendsa.rules
+++ b/files/squid/helpers/rules.d/opendsa.rules
@@ -1,6 +1,6 @@
 // OpenDSA
 
-// ^.* false
+^.* false
 
 ^https?://www\.ida\.liu\.se/edu/ugrad/datortenta/OpenDSA/Books/TDDD86_200317/.*  true