diff --git a/libs/canvas/wscript b/libs/canvas/wscript
index 300b2e9281..df0c1b7186 100644
--- a/libs/canvas/wscript
+++ b/libs/canvas/wscript
@@ -44,6 +44,7 @@ canvas_sources = [
         'image.cc',
         'line.cc',
         'line_set.cc',
+        'lollipop.cc',
         'lookup_table.cc',
         'meter.cc',
         'note.cc',