diff --git a/_Sidebar.md b/_Sidebar.md
index 559cc89..925af07 100644
--- a/_Sidebar.md
+++ b/_Sidebar.md
@@ -19,9 +19,11 @@
 
 [[Appendix C: QMK Firmware Programming]]
 
-[[Appendix D: Hardware]]
+[[Appendix D: Programming QMK on Older Ploopy Devices]]
 
 [[Appendix E: Firmware Programming (Non QMK Devices)]]
 
+[[Appendix F: Hardware]]
+
 # Legal
 [[GNU Free Documentation License]]
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