Fixed year and month seconds for timespan().
diff --git a/user_guide_src/source/changelog.rst b/user_guide_src/source/changelog.rst
index 74c29a5..44c9432 100644
--- a/user_guide_src/source/changelog.rst
+++ b/user_guide_src/source/changelog.rst
@@ -73,6 +73,7 @@
- Fixed bugs (#157 and #174) - the Image_lib clear() function now resets all variables to their default values.
- Fixed a bug where using $this->dbforge->create_table() with PostgreSQL database could lead to fetching whole table.
- Bug #795 - Fixed form method and accept-charset when passing an empty array.
+- Bug #797 - timespan was using incorrect seconds for year and month.
Version 2.1.0
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