diff --git a/lib/sidekiq/api.rb b/lib/sidekiq/api.rb
index fc7736bae..b00d9e364 100644
--- a/lib/sidekiq/api.rb
+++ b/lib/sidekiq/api.rb
@@ -239,7 +239,7 @@ def jid
     end
 
     def enqueued_at
-      Time.at(@item['enqueued_at'] || 0).utc
+      Time.at(@item['enqueued_at'].to_f).utc
     end
 
     def queue