Add a changelog entry
diff --git a/user_guide_src/source/changelog.rst b/user_guide_src/source/changelog.rst
index d3f91de..cd50378 100644
--- a/user_guide_src/source/changelog.rst
+++ b/user_guide_src/source/changelog.rst
@@ -371,6 +371,7 @@
- Fixed a bug (#1409) - :doc:`Email Library <libraries/email>` didn't properly handle multibyte characters when applying Q-encoding to headers.
- Fixed a bug where :doc:`Email Library <libraries/email>` didn't honor it's *wordwrap* setting while handling alternative messages.
- Fixed a bug (#1476, #1909) - :doc:`Pagination Library <libraries/pagination>` didn't take into account actual routing when determining the current page.
+- Fixed a bug (#1766) - :doc:`Query Builder <database/query_builder>` didn't always take into account the *dbprefix* setting.
Version 2.1.3
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