diff --git a/src/compiledata.cpp b/src/compiledata.cpp
index 09645c39..4e22e812 100644
--- a/src/compiledata.cpp
+++ b/src/compiledata.cpp
@@ -1,6 +1,7 @@
 /***************************************************************************
  *   Copyright (C) 2005 to 2013 by Jonathan Duddington                     *
  *   email: jonsd@users.sourceforge.net                                    *
+ *   Copyright (C) 2013 by Reece H. Dunn                                   *
  *                                                                         *
  *   This program is free software; you can redistribute it and/or modify  *
  *   it under the terms of the GNU General Public License as published by  *
@@ -42,6 +43,10 @@
 #include <unistd.h>
 #endif
 
+#if wxCHECK_VERSION(3, 0, 0)
+#define wxOPEN wxFD_OPEN
+#endif
+
 extern void FindPhonemesUsed(void);
 extern void DisplayErrorFile(const char *fname);
 extern int utf8_in(int *c, const char *buf);
diff --git a/src/espeakedit.cpp b/src/espeakedit.cpp
index e632c5ab..4980e411 100644
--- a/src/espeakedit.cpp
+++ b/src/espeakedit.cpp
@@ -43,7 +43,10 @@
 #include "translate.h"
 #include "prosodydisplay.h"
 
-
+#if wxCHECK_VERSION(3, 0, 0)
+#define wxOPEN wxFD_OPEN
+#define wxSAVE wxFD_SAVE
+#endif
 
 static const char *about_string2 = "espeakedit: %s\nAuthor: Jonathan Duddington (c) 2009\n\n"
 "Licensed under GNU General Public License version 3\n"
@@ -123,7 +126,7 @@ bool MyApp::OnInit(void)
 {//=====================
 
 int j;
-wxChar *p;
+const wxChar *p;
 char param[80];
 
 
diff --git a/src/extras.cpp b/src/extras.cpp
index fa6ac3b3..2141a6e7 100644
--- a/src/extras.cpp
+++ b/src/extras.cpp
@@ -1,6 +1,7 @@
 /***************************************************************************
  *   Copyright (C) 2006 to 2011 by Jonathan Duddington                     *
  *   email: jonsd@users.sourceforge.net                                    *
+ *   Copyright (C) 2013 by Reece H. Dunn                                   *
  *                                                                         *
  *   This program is free software; you can redistribute it and/or modify  *
  *   it under the terms of the GNU General Public License as published by  *
@@ -35,6 +36,10 @@
 #include "translate.h"
 #include "options.h"
 
+#if wxCHECK_VERSION(3, 0, 0)
+#define wxOPEN wxFD_OPEN
+#endif
+
 extern char word_phonemes[N_WORD_PHONEMES];    // a word translated into phoneme codes
 extern int __cdecl string_sorter(char **a, char **b);
 
diff --git a/src/spectdisplay.cpp b/src/spectdisplay.cpp
index efeb8978..0904547a 100644
--- a/src/spectdisplay.cpp
+++ b/src/spectdisplay.cpp
@@ -1,6 +1,7 @@
 /***************************************************************************
  *   Copyright (C) 2005 to 2007 by Jonathan Duddington                     *
  *   email: jonsd@users.sourceforge.net                                    *
+ *   Copyright (C) 2013 by Reece H. Dunn                                   *
  *                                                                         *
  *   This program is free software; you can redistribute it and/or modify  *
  *   it under the terms of the GNU General Public License as published by  *
@@ -39,6 +40,13 @@
 #include "spect.h"
 #include "options.h"
 
+#if wxCHECK_VERSION(3, 0, 0)
+#define wxOPEN wxFD_OPEN
+#define wxSAVE wxFD_SAVE
+#define WXK_PRIOR WXK_PAGEUP
+#define WXK_NEXT WXK_PAGEDOWN
+#endif
+
 extern MyFrame *frame ;
 #define SCROLLUNITS  20
 
diff --git a/src/spectseq.cpp b/src/spectseq.cpp
index c84fab24..88aa12f8 100644
--- a/src/spectseq.cpp
+++ b/src/spectseq.cpp
@@ -33,6 +33,11 @@
 #include "wx/txtstrm.h"
 #include "wx/datstrm.h"
 
+#if wxCHECK_VERSION(3, 0, 0)
+#define wxOPEN wxFD_OPEN
+#define wxSAVE wxFD_SAVE
+#endif
+
 #define MAX_HARMONIC  400           // 400 * 50Hz = 20 kHz, more than enough
 
 
diff --git a/src/transldlg.cpp b/src/transldlg.cpp
index 58c7507b..959144fb 100644
--- a/src/transldlg.cpp
+++ b/src/transldlg.cpp
@@ -1,6 +1,7 @@
 /***************************************************************************
  *   Copyright (C) 2005 to 2013 by Jonathan Duddington                     *
  *   email: jonsd@users.sourceforge.net                                    *
+ *   Copyright (C) 2013 Reece H. Dunn                                      *
  *                                                                         *
  *   This program is free software; you can redistribute it and/or modify  *
  *   it under the terms of the GNU General Public License as published by  *
@@ -43,6 +44,11 @@
 #include "wx/filename.h"
 #include "wx/sound.h"
 
+#if wxCHECK_VERSION(3, 0, 0)
+#define wxOPEN wxFD_OPEN
+#define wxSAVE wxFD_SAVE
+#endif
+
 #define T_SOURCE    501
 #define T_PHONETIC  502
 #define T_TRANSLATE 503
diff --git a/src/vowelchart.cpp b/src/vowelchart.cpp
index aab1f2ce..9a87b895 100644
--- a/src/vowelchart.cpp
+++ b/src/vowelchart.cpp
@@ -1,6 +1,7 @@
 /***************************************************************************
  *   Copyright (C) 2005 to 2013 by Jonathan Duddington                     *
  *   email: jonsd@users.sourceforge.net                                    *
+ *   Copyright (C) 2013 Reece H. Dunn                                      *
  *                                                                         *
  *   This program is free software; you can redistribute it and/or modify  *
  *   it under the terms of the GNU General Public License as published by  *
@@ -37,6 +38,10 @@
 #include "translate.h"
 #include "options.h"
 
+#if wxCHECK_VERSION(3, 0, 0)
+#define wxOPEN wxFD_OPEN
+#endif
+
 /* Read a file of vowel symbols and f1,f2 formants, and produce a vowel diagram
 */
 extern wxString path_phsource;