diff -r 5ac343ad400e -r c111fa74fd17 src/gldraw.cc
--- a/src/gldraw.cc	Sun Dec 29 16:52:08 2013 +0200
+++ b/src/gldraw.cc	Sun Dec 29 17:02:40 2013 +0200
@@ -37,6 +37,7 @@
 #include "addObjectDialog.h"
 #include "messagelog.h"
 #include "primitives.h"
+#include "misc/ringFinder.h"
 #include "moc_gldraw.cpp"
 
 static const LDFixedCameraInfo g_FixedCameras[6] =