diff --git a/groupext.cpp b/groupext.cpp
index ba43794..6891d75 100644
--- a/groupext.cpp
+++ b/groupext.cpp
@@ -24,8 +24,10 @@
 
 void register_netfn_groupext_functions()
 {
+    // <Group Extension Command>
     printf("Registering NetFn:[0x%X], Cmd:[0x%X]\n",NETFUN_GRPEXT, GRPEXT_GET_GROUP_CMD);
-    ipmi_register_callback(NETFUN_GRPEXT, GRPEXT_GET_GROUP_CMD, NULL, ipmi_groupext);
+    ipmi_register_callback(NETFUN_GRPEXT, GRPEXT_GET_GROUP_CMD, NULL, ipmi_groupext,
+                           PRIVILEGE_USER);
 
     return;
 }