diff --git a/README.md b/README.md
index 596f840..b70cefa 100644
--- a/README.md
+++ b/README.md
@@ -188,9 +188,9 @@ vector_norm(vector) | Euclidean norm
 
 ### Aggregate Functions
 
-Function | Description
---- | ---
-avg(vector) | arithmetic mean [unreleased]
+Function | Description | Partial Mode
+--- | --- | ---
+avg(vector) | arithmetic mean [unreleased] | Yes
 
 ## Libraries