diff --git a/src/plugins/platforms/android/qandroidplatformscreen.cpp b/src/plugins/platforms/android/qandroidplatformscreen.cpp
index 54c7a34efec..6c61306d021 100644
--- a/src/plugins/platforms/android/qandroidplatformscreen.cpp
+++ b/src/plugins/platforms/android/qandroidplatformscreen.cpp
@@ -43,7 +43,7 @@ public:
     }
 
 private:
-    QTime m_timer;
+    QElapsedTimer m_timer;
     QString m_msg;
 };
 
@@ -172,6 +172,7 @@ bool QAndroidPlatformScreen::event(QEvent *event)
 
 void QAndroidPlatformScreen::addWindow(QAndroidPlatformWindow *window)
 {
+    Q_ASSERT(window->backingStore());
     if (window->parent() && window->isRaster())
         return;
 
diff --git a/src/widgets/kernel/qwidget.cpp b/src/widgets/kernel/qwidget.cpp
index 9fc7184c58d..38dfe2509ec 100644
--- a/src/widgets/kernel/qwidget.cpp
+++ b/src/widgets/kernel/qwidget.cpp
@@ -1329,7 +1329,13 @@ void QWidgetPrivate::create()
     }
 #endif
 
+    // Android doesn't allow to re-use the backing store.
+    // => force creation of a new one.
+#ifdef Q_OS_ANDROID
+    QBackingStore *store = nullptr;
+#else
     QBackingStore *store = q->backingStore();
+#endif
     usesRhiFlush = false;
 
     // Re-use backing store, in case a new platform window was created and doesn't know about it.