diff --git a/scripts/gnt-instance b/scripts/gnt-instance
index 6d9e0f9cb16b3c26e29234d95cea60b3d681bf97..601587591fcc8bb1e028b43cb149fca911436b34 100755
--- a/scripts/gnt-instance
+++ b/scripts/gnt-instance
@@ -1534,8 +1534,6 @@ commands = {
 
 #: dictionary with aliases for commands
 aliases = {
-  'activate_block_devs': 'activate-disks',
-  'replace_disks': 'replace-disks',
   'start': 'startup',
   'stop': 'shutdown',
   }