diff --git a/React/CoreModules/RCTAlertController.m b/React/CoreModules/RCTAlertController.m
index 6287ebf8082dd5..02636c3f4a7b8f 100644
--- a/React/CoreModules/RCTAlertController.m
+++ b/React/CoreModules/RCTAlertController.m
@@ -29,6 +29,11 @@ - (UIWindow *)alertWindow
 
 - (void)show:(BOOL)animated completion:(void (^)(void))completion
 {
+  if (@available(iOS 13.0, *)) {
+    UIUserInterfaceStyle style =
+        RCTSharedApplication().delegate.window.overrideUserInterfaceStyle ?: UIUserInterfaceStyleUnspecified;
+    self.overrideUserInterfaceStyle = style;
+  }
   [self.alertWindow makeKeyAndVisible];
   [self.alertWindow.rootViewController presentViewController:self animated:animated completion:completion];
 }