diff --git a/History.markdown b/History.markdown
index e64c2829..cc25a95b 100644
--- a/History.markdown
+++ b/History.markdown
@@ -29,7 +29,7 @@
   * Use case-insensitive checking for the file extensions when loading config files (#2718)
   * When Reading Documents, Respect `encoding` Option (#2720)
   * Refactor based on jekyll-watch clean-up. (#2716)
-  * Document#to_s should produce just the content of the document (#2731)
+  * `Document#to_s` should produce just the content of the document (#2731)
 
 ### Development Fixes