diff --git a/CHANGELOG.md b/CHANGELOG.md
index 97f81b2..19ed923 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -4,11 +4,15 @@
 
 ### Added
 
+ * Add the `Context` trait, that is a manipulable configuration
+ * Add `ContextNotManipulable` error variant for the `EmptyContext`
+
 ### Removed
 
 ### Changed
 
  * Get rid of some unwraps to improve safety
+ * Rename `HashMapConfiguration` to `HashMapContext` and `EmptyConfiguration` to `EmptyContext`
 
 ### Fixed