diff --git a/content/programming-guides/style.md b/content/programming-guides/style.md
index 413ace225..0c374a168 100644
--- a/content/programming-guides/style.md
+++ b/content/programming-guides/style.md
@@ -127,7 +127,7 @@ For more service-related guidance, see
 and
 [Don't Include Primitive Types in a Top-level Request or Response Proto](/programming-guides/api#dont-include-primitive-types)
 in the API Best Practices topic, and
-[Define Messages in Separate Files](/programming-guides/dos-donts.md#separate-files)
+[Define Message Types in Separate Files](/programming-guides/dos-donts#separate-files)
 in Proto Best Practices.
 
 ## Things to Avoid {#avoid}