diff --git a/docs/tint/origin-trial-changes.md b/docs/tint/origin-trial-changes.md
index e989cabd16..400027d2fa 100644
--- a/docs/tint/origin-trial-changes.md
+++ b/docs/tint/origin-trial-changes.md
@@ -2,6 +2,10 @@
 
 ## Changes for M111
 
+### Breaking changes
+
+* You may need to add parentheses to less-than or greater-than binary expressions that now parse as template lists. For example `a(b<c, d>e)` will need parentheses around `b<c` or `d>e`. [tint:1810](crbug.com/tint/1810).
+
 ## Deprecated Features
 
 * The keyword to alias a type has been renamed from `type` to `alias`. [tint:1812](crbug.com/tint/1812)