diff --git a/src/AudacityApp.cpp b/src/AudacityApp.cpp
index 1b3d3cd61..94f970f4f 100644
--- a/src/AudacityApp.cpp
+++ b/src/AudacityApp.cpp
@@ -1279,8 +1279,12 @@ bool AudacityApp::OnInit()
    // See CreateSingleInstanceChecker() where we send those paths over a
    // socket to the prior instance.
    using namespace std::chrono;
+   // This sleep may be unnecessary, but it is harmless.  It less NS framework
+   // events arrive on another thread, but it might not always be long enough.
    std::this_thread::sleep_for(100ms);
    CallAfter([this]{
+      // This call is what probably makes the sleep unnecessary:
+      MacFinishLaunching();
       if (!InitPart2())
          exit(-1);
    });
diff --git a/src/AudacityApp.h b/src/AudacityApp.h
index 5c480194c..de84c5dc6 100644
--- a/src/AudacityApp.h
+++ b/src/AudacityApp.h
@@ -92,6 +92,7 @@ class AudacityApp final : public wxApp {
 #ifdef __WXMAC__
 
    void MacActivateApp();
+   void MacFinishLaunching();
 
 #endif
 
diff --git a/src/AudacityApp.mm b/src/AudacityApp.mm
index 2dbe7e763..7de6987d6 100644
--- a/src/AudacityApp.mm
+++ b/src/AudacityApp.mm
@@ -4,7 +4,7 @@
 
 #include <AppKit/NSApplication.h>
 
-// One Mac-only method of class AudacityApp that uses Objective-C is kept
+// Mac-only methods of class AudacityApp that use Objective-C are kept
 // here so that AudacityApp.cpp can be just C++
 
 // The function is not presently used.  See commit
@@ -20,4 +20,9 @@ void AudacityApp::MacActivateApp()
       [app activateIgnoringOtherApps:YES];
 }
 
+void AudacityApp::MacFinishLaunching()
+{
+   [NSApp finishLaunching];
+}
+
 #endif