diff --git a/llvm/docs/LangRef.rst b/llvm/docs/LangRef.rst
index f2276905eced..bfc4d90263df 100644
--- a/llvm/docs/LangRef.rst
+++ b/llvm/docs/LangRef.rst
@@ -5378,6 +5378,10 @@ The following behaviors are supported:
            nodes. However, duplicate entries in the second list are dropped
            during the append operation.
 
+   * - 7
+     - **Max**
+           Takes the max of the two values, which are required to be integers.
+
 It is an error for a particular unique flag ID to have multiple behaviors,
 except in the case of **Require** (which adds restrictions on another metadata
 value) or **Override**.