Fix #4026
diff --git a/user_guide_src/source/changelog.rst b/user_guide_src/source/changelog.rst
index 1b044cc..cfa0f69 100644
--- a/user_guide_src/source/changelog.rst
+++ b/user_guide_src/source/changelog.rst
@@ -77,6 +77,7 @@
- Fixed a bug (#4012) - :doc:`Query Builder <database/query_builder>` methods ``where_in()``, ``or_where_in()``, ``where_not_in()``, ``or_where_not_in()`` didn't take into account previously cached WHERE conditions when query cache is in use.
- Fixed a bug (#4015) - :doc:`Email Library <libraries/email>` method ``set_header()`` didn't support method chaining, although it was advertised.
- Fixed a bug (#4027) - :doc:`Routing <general/routing>` with HTTP verbs only worked if the route request method was declared in all-lowercase letters.
+- Fixed a bug (#4026) - :doc:`Database Transactions <database/transactions>` always rollback if any previous ``query()`` call fails.
Version 3.0.0
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