diff --git a/_Sidebar.md b/_Sidebar.md
index 26b29fb..408a1c1 100644
--- a/_Sidebar.md
+++ b/_Sidebar.md
@@ -6,7 +6,7 @@
     * 3.2	[Popis jednotlivých položek v konfiguraci bufferu](3.2)
         * 3.2.1	[`<rec />`](3.2.1)
         * 3.2.2	[`<groups />`](3.2.2)
-* 4	[Client](Client)	
+* 4	[Client](4)	
     * 4.1	[IEC104](4.1)	
         * 4.1.1	[<Ez_iec104c />]
         * 4.1.2	[<cli />]