diff --git a/src/wx/CMakeLists.txt b/src/wx/CMakeLists.txt
index 1e98fbf7..cc754b01 100644
--- a/src/wx/CMakeLists.txt
+++ b/src/wx/CMakeLists.txt
@@ -44,7 +44,7 @@ SET(wxWidgets_USE_UNICODE ON)
 # adv is for wxAboutBox
 # xml, html is for xrc
 SET(wxWidgets_USE_LIBS xrc xml html adv gl net core base gl)
-#list(APPEND wxWidgets_CONFIG_OPTIONS --version=2.8)
+list(APPEND wxWidgets_CONFIG_OPTIONS --toolkit=gtk3)
 
 # the gl lib may not be available, and if it looks like it is we still have to
 # do a compile test later