diff --git a/docs/DeveloperGuide.md b/docs/DeveloperGuide.md
index cfcce90177d..113372212e8 100644
--- a/docs/DeveloperGuide.md
+++ b/docs/DeveloperGuide.md
@@ -42,9 +42,9 @@
         * [Implementing `AddNoteCommand`](#implementing-addnotecommand)
         * [Implementing `DeleteNoteCommand`](#implementing-deletenotecommand)
     * [Enhanced help feature](#enhanced-help-feature)
-    * [[Proposed] Undo/redo feature](#proposed-undoredo-feature)
+    * [[Proposed] Undo/redo feature](#proposed-undo-redo-feature)
         * [Proposed Implementation](#proposed-implementation)
-        * [Design Considerations: Undo/redo](#design-considerations-undoredo)
+        * [Design Considerations: Undo/redo](#design-considerations-undo-redo)
 * [Documentation, logging, testing, configuration, dev-ops](#documentation-logging-testing-configuration-dev-ops)
 * [Appendix A: Requirements](#appendix-a-requirements)
     * [Product Scope](#product-scope)