diff --git a/include/wx/power.h b/include/wx/power.h
index 1b80a8c71c..ccd64e8247 100644
--- a/include/wx/power.h
+++ b/include/wx/power.h
@@ -66,6 +66,8 @@ public:
 
 private:
     bool m_veto;
+
+    DECLARE_ABSTRACT_CLASS(wxPowerEvent)
 };
 
 BEGIN_DECLARE_EVENT_TYPES()
diff --git a/src/common/powercmn.cpp b/src/common/powercmn.cpp
index 7e5cbcc65b..fa7eb03b20 100644
--- a/src/common/powercmn.cpp
+++ b/src/common/powercmn.cpp
@@ -38,6 +38,8 @@
     DEFINE_EVENT_TYPE(wxEVT_POWER_SUSPENDED)
     DEFINE_EVENT_TYPE(wxEVT_POWER_SUSPEND_CANCEL)
     DEFINE_EVENT_TYPE(wxEVT_POWER_RESUME)
+
+    IMPLEMENT_ABSTRACT_CLASS(wxPowerEvent, wxEvent)
 #endif
 
 // provide stubs for the systems not implementing these functions