diff --git a/lib/Slic3r/GUI.pm b/lib/Slic3r/GUI.pm
index 13e338ec0..52b28cd26 100644
--- a/lib/Slic3r/GUI.pm
+++ b/lib/Slic3r/GUI.pm
@@ -29,7 +29,7 @@ use Slic3r::GUI::Tab;
 
 our $have_OpenGL = eval "use Slic3r::GUI::3DScene; 1";
 our $have_LWP    = eval "use LWP::UserAgent; 1";
-$have_OpenGL = 0;
+
 use Wx 0.9901 qw(:bitmap :dialog :icon :id :misc :systemsettings :toplevelwindow
     :filedialog);
 use Wx::Event qw(EVT_IDLE);