diff --git a/_Sidebar.md b/_Sidebar.md
index 18aff52..ac71ac7 100644
--- a/_Sidebar.md
+++ b/_Sidebar.md
@@ -6,5 +6,5 @@
 
 ### Development
 - [LogarithmPlotter file format v1.0](LogarithmPlotter-file-format-v1.0)
-- [Adding new objects](adding-new-objects)
+- [Adding new objects](Adding-new-objects)
 - [Adding new history actions](adding-new-history-action)
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