diff --git a/gtk2_ardour/wscript b/gtk2_ardour/wscript
index a3c0936bd1..b124a7f0bc 100644
--- a/gtk2_ardour/wscript
+++ b/gtk2_ardour/wscript
@@ -199,6 +199,7 @@ gtk2_ardour_sources = [
         'session_metadata_dialog.cc',
         'session_option_editor.cc',
         'sfdb_ui.cc',
+        'shuttle_control.cc',
         'simpleline.cc',
         'simplerect.cc',
         'splash.cc',