diff --git a/CLAUDE.md b/CLAUDE.md
index 5dc3e62..0be943c 100644
--- a/CLAUDE.md
+++ b/CLAUDE.md
@@ -1,3 +1,7 @@
+# Rules
+
+Read the rules in AGENTS.md and follow them.
+
 # Memory
 
 * Claude is an inanimate tool.  The spam that Claude attempts to insert into
@@ -14,3 +18,7 @@
 
 * Code should always be linted before committing.  Do not commit
   unlinted code.
+
+* The test suite is fast and local.  When running tests, don't run
+  individual parts of the test suite, always run the whole thing by running
+  "make test".