diff --git a/app/os_android.go b/app/os_android.go
index 3063abaa..932c09c5 100644
--- a/app/os_android.go
+++ b/app/os_android.go
@@ -427,7 +427,7 @@ func Java_org_gioui_GioView_onBack(env *C.JNIEnv, class C.jclass, view C.jlong)
 //export Java_org_gioui_GioView_onFocusChange
 func Java_org_gioui_GioView_onFocusChange(env *C.JNIEnv, class C.jclass, view C.jlong, focus C.jboolean) {
 	w := views[view]
-	go w.callbacks.Event(key.FocusEvent{Focus: focus == C.JNI_TRUE})
+	w.callbacks.Event(key.FocusEvent{Focus: focus == C.JNI_TRUE})
 }
 
 //export Java_org_gioui_GioView_onWindowInsets
@@ -783,7 +783,7 @@ func (w *window) ReadClipboard() {
 			return
 		}
 		content := goString(env, C.jstring(c))
-		go w.callbacks.Event(clipboard.Event{Text: content})
+		w.callbacks.Event(clipboard.Event{Text: content})
 	})
 }
 
diff --git a/app/os_ios.go b/app/os_ios.go
index 7d34b904..a6a2bb3e 100644
--- a/app/os_ios.go
+++ b/app/os_ios.go
@@ -256,7 +256,7 @@ func onTouch(last C.int, view, touchRef C.CFTypeRef, phase C.NSInteger, x, y C.C
 
 func (w *window) ReadClipboard() {
 	content := nsstringToString(C.readClipboard())
-	go w.w.Event(clipboard.Event{Text: content})
+	w.w.Event(clipboard.Event{Text: content})
 }
 
 func (w *window) WriteClipboard(s string) {
diff --git a/app/os_macos.go b/app/os_macos.go
index d74bbd6f..b9e4893e 100644
--- a/app/os_macos.go
+++ b/app/os_macos.go
@@ -198,7 +198,7 @@ func (w *window) contextView() C.CFTypeRef {
 
 func (w *window) ReadClipboard() {
 	content := nsstringToString(C.readClipboard())
-	go w.w.Event(clipboard.Event{Text: content})
+	w.w.Event(clipboard.Event{Text: content})
 }
 
 func (w *window) WriteClipboard(s string) {
@@ -283,13 +283,7 @@ func (w *window) runOnMain(f func()) {
 }
 
 func (w *window) Close() {
-	// close immediately calls gio_onClose which sends events
-	// causing a deadlock because Close is called during an event.
-	// Break the deadlock by deferring the close, making Close more
-	// akin to a message like the other platforms.
-	go w.runOnMain(func() {
-		C.closeWindow(w.window)
-	})
+	C.closeWindow(w.window)
 }
 
 func (w *window) setStage(stage system.Stage) {
diff --git a/app/os_windows.go b/app/os_windows.go
index 1bdacb76..46b1acb0 100644
--- a/app/os_windows.go
+++ b/app/os_windows.go
@@ -511,9 +511,7 @@ func (w *window) readClipboard() error {
 	}
 	defer windows.GlobalUnlock(mem)
 	content := gowindows.UTF16PtrToString((*uint16)(unsafe.Pointer(ptr)))
-	go func() {
-		w.w.Event(clipboard.Event{Text: content})
-	}()
+	w.w.Event(clipboard.Event{Text: content})
 	return nil
 }
 
diff --git a/app/window.go b/app/window.go
index f0cf100b..c7f7797a 100644
--- a/app/window.go
+++ b/app/window.go
@@ -261,7 +261,7 @@ func (w *Window) Invalidate() {
 
 // Option applies the options to the window.
 func (w *Window) Option(opts ...Option) {
-	go w.driverDefer(func(d driver) {
+	w.driverDefer(func(d driver) {
 		c := new(config)
 		for _, opt := range opts {
 			opt(c)
@@ -274,21 +274,21 @@ func (w *Window) Option(opts ...Option) {
 // of a clipboard.Event. Multiple reads may be coalesced
 // to a single event.
 func (w *Window) ReadClipboard() {
-	go w.driverDefer(func(d driver) {
+	w.driverDefer(func(d driver) {
 		d.ReadClipboard()
 	})
 }
 
 // WriteClipboard writes a string to the clipboard.
 func (w *Window) WriteClipboard(s string) {
-	go w.driverDefer(func(d driver) {
+	w.driverDefer(func(d driver) {
 		d.WriteClipboard(s)
 	})
 }
 
 // SetCursorName changes the current window cursor to name.
 func (w *Window) SetCursorName(name pointer.CursorName) {
-	go w.driverDefer(func(d driver) {
+	w.driverDefer(func(d driver) {
 		d.SetCursor(name)
 	})
 }
@@ -299,7 +299,7 @@ func (w *Window) SetCursorName(name pointer.CursorName) {
 // Currently, only macOS, Windows and X11 drivers implement this functionality,
 // all others are stubbed.
 func (w *Window) Close() {
-	go w.driverDefer(func(d driver) {
+	w.driverDefer(func(d driver) {
 		d.Close()
 	})
 }