diff --git a/include/wx/os2/app.h b/include/wx/os2/app.h
index 048bbc8088..34b038b56d 100644
--- a/include/wx/os2/app.h
+++ b/include/wx/os2/app.h
@@ -90,9 +90,6 @@ public:
     void OnEndSession(wxCloseEvent& rEvent);
     void OnQueryEndSession(wxCloseEvent& rEvent);
 
-    void SetAuto3D(bool bFlag) { m_bAuto3D = bFlag; }
-    bool GetAuto3D(void) const { return m_bAuto3D; }
-
     int AddSocketHandler(int handle, int mask,
                          void (*callback)(void*), void * gsock);
     void RemoveSocketHandler(int handle);
@@ -101,7 +98,6 @@ public:
 protected:
     bool                            m_bShowOnInit;
     int                             m_nPrintMode; // wxPRINT_WINDOWS, wxPRINT_POSTSCRIPT
-    bool                            m_bAuto3D ;   // Always use 3D controls, except where overriden
 
     //
     // PM-specific wxApp definitions */
diff --git a/src/os2/app.cpp b/src/os2/app.cpp
index 6ea69bbc90..bc7b9bd18e 100644
--- a/src/os2/app.cpp
+++ b/src/os2/app.cpp
@@ -498,7 +498,6 @@ wxApp::wxApp()
     argc = 0;
     argv = NULL;
     m_nPrintMode = wxPRINT_WINDOWS;
-    m_bAuto3D = TRUE;
     m_hMq = 0;
     m_maxSocketHandles = 0;
     m_maxSocketNr = 0;