--- configure.ac-	2015-03-14 12:05:16.590068913 +0000
+++ configure.ac	2015-03-14 12:05:38.581332386 +0000
@@ -885,7 +885,7 @@ fi
  
 dnl ---------- GTK2 -------------------------------------------------------
 if test "${enable_manager}" = yes ; then
-  PKG_CHECK_MODULES(GTK, [gtk+-2.0])
+  PKG_CHECK_MODULES(GTK, [gtk+-3.0])
 fi
  
 dnl ---------- Sqlite3 ----------------------------------------------------
--- m4/gtk-2.0.m4-	2015-03-14 12:06:05.434433049 +0000
+++ m4/gtk-2.0.m4	2015-03-14 12:06:24.783785033 +0000
@@ -12,7 +12,7 @@ dnl
 AC_ARG_ENABLE(gtktest, [  --disable-gtktest       do not try to compile and run a test GTK+ program],
 		    , enable_gtktest=yes)
 
-  pkg_config_args=gtk+-2.0
+  pkg_config_args=gtk+-3.0
   for module in . $4
   do
       case "$module" in
@@ -58,11 +58,11 @@ AC_ARG_ENABLE(gtktest, [  --disable-gtkt
   if test x"$no_gtk" = x ; then
     GTK_CFLAGS=`$PKG_CONFIG $pkg_config_args --cflags`
     GTK_LIBS=`$PKG_CONFIG $pkg_config_args --libs`
-    gtk_config_major_version=`$PKG_CONFIG --modversion gtk+-2.0 | \
+    gtk_config_major_version=`$PKG_CONFIG --modversion gtk+-3.0 | \
            sed 's/\([[0-9]]*\).\([[0-9]]*\).\([[0-9]]*\)/\1/'`
-    gtk_config_minor_version=`$PKG_CONFIG --modversion gtk+-2.0 | \
+    gtk_config_minor_version=`$PKG_CONFIG --modversion gtk+-3.0 | \
            sed 's/\([[0-9]]*\).\([[0-9]]*\).\([[0-9]]*\)/\2/'`
-    gtk_config_micro_version=`$PKG_CONFIG --modversion gtk+-2.0 | \
+    gtk_config_micro_version=`$PKG_CONFIG --modversion gtk+-3.0 | \
            sed 's/\([[0-9]]*\).\([[0-9]]*\).\([[0-9]]*\)/\3/'`
     if test "x$enable_gtktest" = "xyes" ; then
       ac_save_CFLAGS="$CFLAGS"
@@ -98,7 +98,7 @@ main ()
       (gtk_minor_version != $gtk_config_minor_version) ||
       (gtk_micro_version != $gtk_config_micro_version))
     {
-      printf("\n*** 'pkg-config --modversion gtk+-2.0' returned %d.%d.%d, but GTK+ (%d.%d.%d)\n", 
+      printf("\n*** 'pkg-config --modversion gtk+-3.0' returned %d.%d.%d, but GTK+ (%d.%d.%d)\n", 
              $gtk_config_major_version, $gtk_config_minor_version, $gtk_config_micro_version,
              gtk_major_version, gtk_minor_version, gtk_micro_version);
       printf ("*** was found! If pkg-config was correct, then it is best\n");
--- clientgui/gtk/taskbarex.cpp-	2015-03-14 12:19:37.552244196 +0000
+++ clientgui/gtk/taskbarex.cpp	2015-03-14 12:19:47.919897213 +0000
@@ -208,7 +208,7 @@ bool wxTaskBarIconEx::SetIcon(const wxIc
     gtk_status_icon_set_from_pixbuf(g_pStatusIcon, bitmap.GetPixbuf());
     if (!message.empty())
     {
-        gtk_status_icon_set_tooltip(g_pStatusIcon, message.mb_str());
+        gtk_status_icon_set_tooltip_text(g_pStatusIcon, message.mb_str());
     }
     gtk_status_icon_set_visible(g_pStatusIcon, TRUE);