diff --git a/CHANGELOG.md b/CHANGELOG.md
new file mode 100644
index 0000000..bf5c98a
--- /dev/null
+++ b/CHANGELOG.md
@@ -0,0 +1,3 @@
+## 1.0.0
+
+- First major release
diff --git a/README.md b/README.md
index efd3729..623f4fc 100644
--- a/README.md
+++ b/README.md
@@ -227,6 +227,12 @@ User.group_by_day_of_week(:created_at).count
 
 These are *not* a result of groupdate (and unfortunately cannot be fixed by groupdate)
 
+## History
+
+View the [changelog](https://github.com/ankane/groupdate/blob/master/CHANGELOG.md)
+
+Groupdate follows [Semantic Versioning](http://semver.org/)
+
 ## Contributing
 
 1. Fork it
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libgit2 0.21.0