diff --git a/src/ludus/analyzer.clj b/src/ludus/analyzer.clj
index 5be5ba8..bc96e2a 100644
--- a/src/ludus/analyzer.clj
+++ b/src/ludus/analyzer.clj
@@ -17,5 +17,6 @@
 	* Enforce single-member tuple after called keywords
 	* Placeholders may only appear in tuples in synthetic expressions
 	* Each of these may have zero or one placeholders
+	* Function arities are correct
 	* Arity of called keywords must be 1
 ")
\ No newline at end of file