diff --git a/reference/data-analysis/machine-learning/machine-learning-functions.md b/reference/data-analysis/machine-learning/machine-learning-functions.md
index 35911f1535..a5c27fc97c 100644
--- a/reference/data-analysis/machine-learning/machine-learning-functions.md
+++ b/reference/data-analysis/machine-learning/machine-learning-functions.md
@@ -6,7 +6,7 @@ products:
   - id: machine-learning
 ---
 
-# Function reference for Elastic {{ml} [ml-functions]
+# Function reference for Elastic {{ml}} [ml-functions]
 
 The {{ml-features}} include analysis functions that provide a wide variety of flexible ways to analyze data for anomalies.