diff --git a/sig/datadog/core/remote/worker.rbs b/sig/datadog/core/remote/worker.rbs
index bfe9d7f18a2..76767d399bb 100644
--- a/sig/datadog/core/remote/worker.rbs
+++ b/sig/datadog/core/remote/worker.rbs
@@ -12,7 +12,7 @@ module Datadog
 
         def initialize: (interval: ::Float) { () -> void } -> void
 
-        def start: (?allow_restart: bool) -> void
+        def start: () -> void
 
         def stop: () -> void