diff --git a/ios/RNBootSplash.mm b/ios/RNBootSplash.mm
index c9c0eef0..eb2afdcc 100755
--- a/ios/RNBootSplash.mm
+++ b/ios/RNBootSplash.mm
@@ -133,10 +133,10 @@ + (void)onJavaScriptDidFailToLoad {
 }
 
 - (NSDictionary *)constantsToExport {
-  UIWindow *window = RCTKeyWindow();
   __block bool darkModeEnabled = false;
 
   RCTUnsafeExecuteOnMainQueueSync(^{
+    UIWindow *window = RCTKeyWindow();
     darkModeEnabled = window != nil && window.traitCollection.userInterfaceStyle == UIUserInterfaceStyleDark;
   });