diff --git a/Sandboxie/install/Templates.ini b/Sandboxie/install/Templates.ini
index f7cb49a2..b5cc3e3f 100644
--- a/Sandboxie/install/Templates.ini
+++ b/Sandboxie/install/Templates.ini
@@ -3782,6 +3782,7 @@ ClosedFilePath=%SystemRoot%\System32\wbem\*
 Tmpl.Title=Block Local Connect
 Tmpl.Class=Misc
 NetworkAccess=*,Block;Port=*;Address=127.0.0.0-127.255.255.255;Protocol=Any
+NetworkAccess=*,Block;Port=*;Address=::1-::128;Protocol=Any
 
 [Template_BlockTelemetry]
 Tmpl.Title=#4307