diff --git a/Changelog.md b/Changelog.md
index 55ab51802..b23518224 100644
--- a/Changelog.md
+++ b/Changelog.md
@@ -27,6 +27,7 @@ Breaking Changes:
  * General: C99-style scoping rules are enforced now. This was already the case in the experimental 0.5.0 mode.
  * Optimizer: Remove the no-op ``PUSH1 0 NOT AND`` sequence.
  * Parser: Disallow trailing dots that are not followed by a number.
+ * Parser: Remove ``constant`` as function state mutability modifer.
  * Type Checker: Disallow arithmetic operations for boolean variables.
  * Type Checker: Disallow conversions between ``bytesX`` and ``uintY`` of different size.
  * Type Checker: Only accept a single ``bytes`` type for ``.call()`` (and family), ``keccak256()``, ``sha256()`` and ``ripemd160()``.