diff --git a/src/prefs/Jamfile b/src/prefs/Jamfile
index 3143ee026c..0e602cb3a0 100644
--- a/src/prefs/Jamfile
+++ b/src/prefs/Jamfile
@@ -16,6 +16,7 @@ SubInclude OBOS_TOP src prefs network ;
 SubInclude OBOS_TOP src prefs print ;
 SubInclude OBOS_TOP src prefs screen ;
 SubInclude OBOS_TOP src prefs screensaver ;
+SubInclude OBOS_TOP src prefs scrollbar ;
 SubInclude OBOS_TOP src prefs time ;
 #SubInclude OBOS_TOP src prefs translation ;
 SubInclude OBOS_TOP src prefs virtualmemory ;