diff --git a/win/LeoCAD.rc b/win/LeoCAD.rc
index 7fcd7e44..62004a53 100644
--- a/win/LeoCAD.rc
+++ b/win/LeoCAD.rc
@@ -72,7 +72,6 @@ END
 // Icon with lowest ID value placed first to ensure application icon
 // remains consistent on all systems.
 IDR_MAINFRAME           ICON                    "res\\idr_main.ico"
-IDR_PARTFRAME           ICON                    "res\\idr_part.ico"
 
 /////////////////////////////////////////////////////////////////////////////
 //
diff --git a/win/Leocad.cpp b/win/Leocad.cpp
index 6561983a..9f4ba59d 100644
--- a/win/Leocad.cpp
+++ b/win/Leocad.cpp
@@ -154,18 +154,7 @@ CCADApp theApp;
 
 BOOL CCADApp::InitInstance()
 {
-	// Standard initialization
-	// If you are not using these features and wish to reduce the size
-	//  of your final executable, you should remove from the following
-	//  the specific initialization routines you do not need.
-
-#if _MFC_VER < 0x0710
-#ifdef _AFXDLL
-	Enable3dControls();			// Call this when using MFC in a shared DLL
-#else
-	Enable3dControlsStatic();	// Call this when linking to MFC statically
-#endif
-#endif
+	CWinAppEx::InitInstance();
 
 	SetRegistryKey(_T("BT Software"));
 	LoadStdProfileSettings();
@@ -203,7 +192,7 @@ BOOL CCADApp::InitInstance()
 	AddDocTemplate(pDocTemplate);
 
 	EnableShellOpen();
-	RegisterShellFileTypes(TRUE);
+	RegisterShellFileTypes();
 
 	UINT cmdshow = m_nCmdShow;
 	m_nCmdShow = SW_HIDE;
diff --git a/win/res/idr_part.ico b/win/res/idr_part.ico
deleted file mode 100644
index 688225cc..00000000
Binary files a/win/res/idr_part.ico and /dev/null differ