diff --git a/quickgui/android.h b/quickgui/android.h
index 6e3a3c3..d978cab 100644
--- a/quickgui/android.h
+++ b/quickgui/android.h
@@ -10,7 +10,7 @@ namespace QtGui {
 
 class Controller;
 
-bool applyThemingForAndroid();
+void applyThemingForAndroid();
 void registerControllerForAndroid(Controller *controller);
 bool showAndroidFileDialog(bool existing);
 int openFileDescriptorFromAndroidContentUrl(const QString &url, const QString &mode);