diff --git a/AGENTS.md b/AGENTS.md
index 1ee012f..7409d3a 100644
--- a/AGENTS.md
+++ b/AGENTS.md
@@ -1,3 +1,5 @@
+<!-- standards-version: 1.6.3 -->
+
 # AGENTS.md
 
 Guidance for AI coding agents working on the Home Lab Developer Tools repository.
diff --git a/CLAUDE.md b/CLAUDE.md
index 25d9ecb..35d5aca 100644
--- a/CLAUDE.md
+++ b/CLAUDE.md
@@ -1,3 +1,5 @@
+<!-- standards-version: 1.6.3 -->
+
 # CLAUDE.md
 
 Project documentation for Claude Code and AI assistants working on this repository.