diff --git a/src/misc/worker.h b/src/misc/worker.h
index e53ee36f7..ef6f07325 100644
--- a/src/misc/worker.h
+++ b/src/misc/worker.h
@@ -336,7 +336,6 @@ namespace swift::misc
         //! Called after cleanup().
         void finish();
 
-        using CWorkerBase::hasStarted;
         using CWorkerBase::setStarted;
         using CWorkerBase::setFinished;