diff --git a/cluster.rb b/cluster.rb
index 2f870aa..244ef93 100644
--- a/cluster.rb
+++ b/cluster.rb
@@ -130,6 +130,8 @@ def get_key_from_command(argv)
         case argv[0].to_s.downcase
         when "info","multi","exec","slaveof","config","shutdown"
             return nil
+        when "object"
+            return argv[2]
         else
             # Unknown commands, and all the commands having the key
             # as first argument are handled here: