diff --git a/build-data/osx/dmgsettings.py b/build-data/osx/dmgsettings.py
index 219eb6e057cee..331ac9046b506 100644
--- a/build-data/osx/dmgsettings.py
+++ b/build-data/osx/dmgsettings.py
@@ -82,7 +82,7 @@ def icon_from_app(app_path):
 #
 # Other color components may be expressed either in the range 0 to 1, or
 # as percentages (e.g. 60% is equivalent to 0.6).
-background = 'data/osx/dmgback.png'
+background = 'build-data/osx/dmgback.png'
 
 show_status_bar = False
 show_tab_view = False