diff --git a/bin/config-include/osslEnable.ini b/bin/config-include/osslEnable.ini
index 674b2abfe9..a96459ae82 100644
--- a/bin/config-include/osslEnable.ini
+++ b/bin/config-include/osslEnable.ini
@@ -221,7 +221,7 @@
 
   ; ThreatLevel  Severe with additional internal restrictions
   Allow_osGetAgentIP =              true   ; always restricted to Administrators (true or false to disable)
-  Allow_osSetContentType =          $ESTATE_OWNER
+  Allow_osSetContentType =          false
 
 
 ; available functions out of Threat level control (for reference only)