diff --git a/src/plugins/platforms/android/qandroidplatformdialoghelpers.cpp b/src/plugins/platforms/android/qandroidplatformdialoghelpers.cpp
index 25427d5ede..087aca943b 100644
--- a/src/plugins/platforms/android/qandroidplatformdialoghelpers.cpp
+++ b/src/plugins/platforms/android/qandroidplatformdialoghelpers.cpp
@@ -19,7 +19,7 @@ static jclass g_messageDialogHelperClass = nullptr;
 
 QAndroidPlatformMessageDialogHelper::QAndroidPlatformMessageDialogHelper()
     : m_javaMessageDialog(g_messageDialogHelperClass, "(Landroid/app/Activity;)V",
-                          QtAndroid::activity())
+                          static_cast<jobject>(QtAndroid::activity()))
 {
 }