diff --git a/EduNetworkBuilder/NetworkBuilder.cs b/EduNetworkBuilder/NetworkBuilder.cs
index 16d02f8..7269300 100644
--- a/EduNetworkBuilder/NetworkBuilder.cs
+++ b/EduNetworkBuilder/NetworkBuilder.cs
@@ -403,8 +403,9 @@ namespace EduNetworkBuilder
             BuildButton("btnWRepeater", Properties.Resources.WRepeater, NB.Translate("NB_BuildBtnRepeat"));
             BuildButton("btnCellphone", Properties.Resources.cellphone, NB.Translate("NB_BuildBtnCell"));
             BuildButton("btnTablet", Properties.Resources.tablet, NB.Translate("NB_BuildBtnTablet"));
-            BuildButton("btnTree", Properties.Resources.tree, NB.Translate("NB_BuildBtnTree"));
             BuildButton("btnLink", Properties.Resources.link, NB.Translate("NB_BuildBtnCable"));
+            BuildButton("btnTree", Properties.Resources.tree, NB.Translate("NB_BuildBtnTree"));
+            BuildButton("btnShapes", Properties.Resources.Shapes, NB.Translate("NB_BuildBtnShapes"));
             BuildButton("btnSelect", Properties.Resources.select, NB.Translate("NB_BuildBtnSelect"));
         }
 
diff --git a/EduNetworkBuilder/Resources/languages/edustrings.resx b/EduNetworkBuilder/Resources/languages/edustrings.resx
index b60da94..fb55b21 100644
--- a/EduNetworkBuilder/Resources/languages/edustrings.resx
+++ b/EduNetworkBuilder/Resources/languages/edustrings.resx
@@ -2029,6 +2029,10 @@
     <value>Translate</value>
     <comment>TW_Translate = Translate</comment>
   </data>
+  <data name="NB_BuildBtnShapes" xml:space="preserve">
+    <value>Shape editing mode for the background shapes</value>
+    <comment>NB_BuildBtnShapes = Shape editing mode for the background shapes</comment>
+  </data>
   <data name="NB_BuildBtnTree" xml:space="preserve">
     <value>Add a tree to the network to block wireless signals</value>
     <comment>NB_BuildBtnTree = Add a tree to the network to block wireless signals</comment>