-SHADERS = vs.vert vs.130.vert vs.300es.vert
-SHADERS += header.frag header.130.frag header.300es.frag
-SHADERS += footer.frag footer.130.frag footer.300es.frag
-SHADERS += texture1d.frag texture1d.130.frag texture1d.300es.frag
+SHADERS = vs.vert vs.130.vert vs.150.vert vs.300es.vert
+SHADERS += header.130.frag header.150.frag header.300es.frag
+SHADERS += footer.frag identity.frag
+SHADERS += texture1d.130.frag texture1d.150.frag texture1d.300es.frag