diff --git a/src/osgPlugins/ive/GNUmakefile b/src/osgPlugins/ive/GNUmakefile
index 98b8cd7f2..05d2c2c18 100644
--- a/src/osgPlugins/ive/GNUmakefile
+++ b/src/osgPlugins/ive/GNUmakefile
@@ -84,6 +84,7 @@ CXXFILES =\
 	Texture3D.cpp\
 	Texture.cpp\
 	TextureCubeMap.cpp\
+	TextureRectangle.cpp\
 	Transform.cpp\
 	Uniform.cpp\
 	VertexProgram.cpp\