diff --git a/hudson_mac_package_release.rb b/hudson_mac_package_release.rb
index 1640d10..965d5da 100755
--- a/hudson_mac_package_release.rb
+++ b/hudson_mac_package_release.rb
@@ -4,7 +4,7 @@ require 'ERB'
 require 'fileutils' #I know, no underscore is not ruby-like
 include FileUtils
 
-$osgLibs = ['osgFX', 'osgParticle', 'osg', 'osgGA', 'osgText', 'osgUtil', 'osgSim', 'osgViewer', 'osgDB']
+$osgLibs = ['osgFX', 'osgParticle', 'osg', 'osgGA', 'osgText', 'osgUtil', 'osgSim', 'osgViewer', 'osgDB', 'osgTerrain']
 $osgPlugins = ['ac', 'osg', 'freetype', 'imageio', 'rgb', 'txf', 'mdl', '3ds', 'dds']
 
 # from http://drawingablank.me/blog/ruby-boolean-typecasting.html