diff --git a/manual/src/introduction.md b/manual/src/introduction.md
index 34712dff9..29078cf5c 100644
--- a/manual/src/introduction.md
+++ b/manual/src/introduction.md
@@ -21,3 +21,7 @@ tool that understands syntax. It currently supports 18 languages:
 * TypeScript (and TSX)
 
 When it works, it's *fantastic*.
+
+This manual tracks the bleeding edge version of difftastic. [The
+changelog](https://github.com/Wilfred/difftastic/blob/master/CHANGELOG.md)
+records what features and bug fixes are in each version.