diff --git a/desktop/gui.cpp b/desktop/gui.cpp
index 2e0b697..6d2109b 100644
--- a/desktop/gui.cpp
+++ b/desktop/gui.cpp
@@ -769,6 +769,8 @@ int ProcessRootMessage(EsElement *element, EsMessage *message) {
 			EsSyscall(ES_SYSCALL_WINDOW_SET_PROPERTY, window->handle, ES_WINDOW_SOLID_TRUE, 10 * theming.scale, ES_WINDOW_PROPERTY_SOLID);
 			EsRectangle embedInsets = ES_RECT_4(WINDOW_INSET, WINDOW_INSET, WINDOW_INSET + CONTAINER_TAB_BAND_HEIGHT, WINDOW_INSET);
 			EsSyscall(ES_SYSCALL_WINDOW_SET_PROPERTY, window->handle, (uintptr_t) &embedInsets, 0, ES_WINDOW_PROPERTY_EMBED_INSETS);
+			EsRectangle opaqueBounds = ES_RECT_4(WINDOW_INSET, window->windowWidth - WINDOW_INSET, WINDOW_INSET, window->windowHeight - WINDOW_INSET);
+			EsSyscall(ES_SYSCALL_WINDOW_SET_PROPERTY, window->handle, (uintptr_t) &opaqueBounds, 0, ES_WINDOW_PROPERTY_OPAQUE_BOUNDS);
 		} else {
 			response = ProcessWindowBorderMessage(window, message, bounds, WINDOW_INSET - BORDER_THICKNESS, WINDOW_INSET);
 		}
diff --git a/kernel/syscall.cpp b/kernel/syscall.cpp
index 893697c..2a83f7f 100644
--- a/kernel/syscall.cpp
+++ b/kernel/syscall.cpp
@@ -488,13 +488,14 @@ SYSCALL_IMPLEMENT(ES_SYSCALL_WINDOW_SET_BITS) {
 
 	bool isEmbed = _window.type == KERNEL_OBJECT_EMBEDDED_WINDOW;
 	Window *window = isEmbed ? ((EmbeddedWindow *) _window.object)->container : ((Window *) _window.object);
-	Surface *surface = &window->surface;
-	EsRectangle insets = window->embedInsets;
 
 	if (!window || (isEmbed && currentProcess != ((EmbeddedWindow *) _window.object)->owner)) {
 		SYSCALL_RETURN(ES_SUCCESS, false);
 	}
 
+	Surface *surface = &window->surface;
+	EsRectangle insets = window->embedInsets;
+
 	if (isEmbed) {
 		region = Translate(region, insets.l, insets.t);
 	}