diff --git a/draw2d/src/pkg/draw2d/Makefile b/draw2d/src/pkg/draw2d/Makefile
index 875b309..70eabcf 100644
--- a/draw2d/src/pkg/draw2d/Makefile
+++ b/draw2d/src/pkg/draw2d/Makefile
@@ -7,5 +7,6 @@ GOFILES=\
 	draw2d.go\
 	math.go\
 	path.go\
+	transform.go\
 
 include $(GOROOT)/src/Make.pkg
\ No newline at end of file