diff --git a/src/vs/languages/css/common/buildscripts/css-schema.xml b/src/vs/languages/css/common/buildscripts/css-schema.xml
index 5ce0086b3002e6b1bedbb7b4ec025c3816bc8ba9..e81b388d7083a6d76bae51bb2373e77a1ec5f3f3 100644
--- a/src/vs/languages/css/common/buildscripts/css-schema.xml
+++ b/src/vs/languages/css/common/buildscripts/css-schema.xml
@@ -6233,6 +6233,12 @@
+
+ Forces a fragment to break after the specified number of lines.
+
+
+
+
Allows authors to constrain content height to a certain range.