Fix #3890
diff --git a/user_guide_src/source/changelog.rst b/user_guide_src/source/changelog.rst
index 5c2c4d9..7e14152 100644
--- a/user_guide_src/source/changelog.rst
+++ b/user_guide_src/source/changelog.rst
@@ -30,6 +30,7 @@
- Fixed a bug (#3846) - :doc:`Image Manipulation Library <libraries/image_lib>` method `image_mirror_gd()` didn't properly initialize its variables.
- Fixed a bug (#3854) - `field_data()` didn't work properly with the Oracle (OCI8) database driver.
- Fixed a bug in the :doc:`Database Utility Class <database/utilities>` method ``csv_from_result()`` didn't work with a whitespace CSV delimiter.
+- Fixed a bug (#3890) - :doc:`Input Library <libraries/input>` method ``get_request_header()`` treated header names as case-sensitive.
Version 3.0.0
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