diff --git a/public/te_macros b/public/te_macros
index 4d5f84bbc25d55498b150d931eea147fe5fa6f47..e5c476a356667ce2103c196e4da5d82284cc5ad9 100644
--- a/public/te_macros
+++ b/public/te_macros
@@ -213,7 +213,9 @@ expandattribute hal_$1_client true;
 attribute hal_$1_server;
 expandattribute hal_$1_server false;
 
+neverallow { hal_$1_server -hal_$1 } domain:process fork;
 neverallow { hal_$1_server -halserverdomain } domain:process fork;
+neverallow { hal_$1_client -halclientdomain } domain:process fork;
 ')
 
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