diff --git a/src/prefs/dun/Jamfile b/src/prefs/dun/Jamfile
index cea155ff41..491f27e485 100644
--- a/src/prefs/dun/Jamfile
+++ b/src/prefs/dun/Jamfile
@@ -2,6 +2,15 @@ SubDir OBOS_TOP src prefs dun ;
 
 AddResources DialUpNetworking : DUN.rsrc ;
 
-Preference DialUpNetworking : DUN.cpp DUNView.cpp TreeView.cpp SettingsWindow.cpp ModemWindow.cpp  LocationView.cpp DetailsView.cpp DUNWindow.cpp NewConnectionWindow.cpp;
+Preference DialUpNetworking :
+	DUN.cpp
+	DUNView.cpp
+	TreeView.cpp
+	SettingsWindow.cpp
+	ModemWindow.cpp
+	LocationView.cpp
+	DetailsView.cpp
+	DUNWindow.cpp
+	NewConnectionWindow.cpp ;
 
 LinkSharedOSLibs DialUpNetworking : be tracker stdc++.r4 ;
\ No newline at end of file