diff --git a/lib/rediska/transaction_commands.rb b/lib/rediska/transaction_commands.rb
index <HASH>..<HASH> 100644
--- a/lib/rediska/transaction_commands.rb
+++ b/lib/rediska/transaction_commands.rb
@@ -72,7 +72,7 @@ module Rediska
       'OK'
     end
 
-    def watch(_)
+    def watch(*_)
       'OK'
     end
Watch needs to support multiple arguments (fakeredis #<I>).