diff --git a/sugar/graphics/Makefile.am b/sugar/graphics/Makefile.am
index 137e8e69..83b0920f 100644
--- a/sugar/graphics/Makefile.am
+++ b/sugar/graphics/Makefile.am
@@ -12,4 +12,5 @@ sugar_PYTHON =			\
 	snowflakebox.py		\
 	spreadbox.py		\
 	style.py		\
+	stylesheet.py		\
 	timeline.py