diff --git a/tools/clog-builder.lisp b/tools/clog-builder.lisp
index d636c09..84dc880 100644
--- a/tools/clog-builder.lisp
+++ b/tools/clog-builder.lisp
@@ -936,6 +936,7 @@ of controls and double click to select control."
 				     (t
 				      (setf (width content) "10px")
 				      (setf is-hidden t)))))
+    (setf (overflow content) :auto)
     (setf (positioning control-list) :absolute)
     (set-geometry control-list :units "" :left "10px" :top "0px" :right 0)))