diff --git a/docs/documentation/serve.md b/docs/documentation/serve.md
index 180dda74283a..e13326393621 100644
--- a/docs/documentation/serve.md
+++ b/docs/documentation/serve.md
@@ -208,6 +208,15 @@ ng serve [project]
Output in-file eval sourcemaps.
+
+ vendor-source-map
+
+ --vendor-source-map
+
+
+ Resolve vendor packages sourcemaps.
+
+
vendor-chunk