diff --git a/mkdocs.yml b/mkdocs.yml
index 1177495..98b4d9d 100644
--- a/mkdocs.yml
+++ b/mkdocs.yml
@@ -127,7 +127,6 @@ nav:
       - Contributing to the App: "dev/contributing.md"
       - Development Environment: "dev/dev_environment.md"
       - Release Checklist: "dev/release_checklist.md"
-      - Architecture Decision Records: "dev/arch_decision.md"
       - Code Reference:
           - "dev/code_reference/index.md"
           - Package: "dev/code_reference/package.md"