diff --git a/docs/ReleaseNotes.md b/docs/ReleaseNotes.md
index 951cf318d..ede814380 100644
--- a/docs/ReleaseNotes.md
+++ b/docs/ReleaseNotes.md
@@ -25,7 +25,7 @@ infrastructure are described first.
 ## External Dependencies
 
 - CppInterOp now works with:
-  - llvm18
+  - llvm19
 
 ## Introspection