diff --git a/assets/stylesheets/redmine_dmsf.css b/assets/stylesheets/redmine_dmsf.css
index 14aa3d8b..26916d68 100644
--- a/assets/stylesheets/redmine_dmsf.css
+++ b/assets/stylesheets/redmine_dmsf.css
@@ -19,7 +19,7 @@
 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
 */
 
-#browser {
+#browser.dmsf_list {
     border-bottom: none;
     display: none;
 }