diff -up skyviewer-1.0.0/skyviewer.pro.GLU skyviewer-1.0.0/skyviewer.pro
--- skyviewer-1.0.0/skyviewer.pro.GLU	2013-04-25 15:44:01.872896643 -0400
+++ skyviewer-1.0.0/skyviewer.pro	2013-04-25 15:44:06.164896708 -0400
@@ -62,7 +62,7 @@ LANGUAGE = C++
 TEMPLATE = app
 CONFIG += release warn_on qt thread
 CONFIG += thread
-LIBS += -lcfitsio -lQGLViewer
+LIBS += -lcfitsio -lGLU -lQGLViewer
 LIBS += -lchealpix
 contains( QT_VERSION, "^4\..*" ){
   QT *= xml opengl