lib/gush/client.rb in gush-2.0.2 vs lib/gush/client.rb in gush-2.1.0

@@ -70,10 +70,10 @@
 
     def next_free_workflow_id
       id = nil
       loop do
         id = SecureRandom.uuid
-        available = !redis.exists("gush.workflow.#{id}")
+        available = !redis.exists?("gush.workflow.#{id}")
 
         break if available
       end
 
       id