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