diff --git a/CHANGELOG.md b/CHANGELOG.md
index c2551d651f..880226258a 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -2,6 +2,10 @@
 
 IMPROVEMENTS:
 
+ * core: Formalized the syntax of interpolations and documented it
+     very heavily.
+ * core: Strings in interpolations can now contain further interpolations,
+     e.g.: `foo ${bar("${baz}")}`.
  * provider/aws: Internet gateway supports tags [GH-720]
 
 BUG FIXES:
@@ -9,6 +13,7 @@ BUG FIXES:
  * core: Fixing use of remote state with plan files. [GH-741]
  * core: Fix a panic case when certain invalid types were used in
      the configuration. [GH-691]
+ * core: Escape characters `\"`, `\n`, and `\\` now work in interpolations.
 
 PLUGIN CHANGES: