diff --git a/lib/zin/wg/docmenu/css/v1.css b/lib/zin/wg/docmenu/css/v1.css
index 998284e1dc..5a32824dc9 100644
--- a/lib/zin/wg/docmenu/css/v1.css
+++ b/lib/zin/wg/docmenu/css/v1.css
@@ -34,3 +34,4 @@
 
 .has-module-menu-header #mainMenu {padding-left: 180px;}
 .has-module-menu-header.is-sidebar-left-collapsed #mainMenu {padding-left: 0;}
+#mainContent .sidebar {min-width: 200px !important;}