diff --git a/CHANGES.rst b/CHANGES.rst
index 27908253..cec422e1 100644
--- a/CHANGES.rst
+++ b/CHANGES.rst
@@ -2,6 +2,12 @@
 CHANGELOG
 =========
 
+0.9.75 (2023-11-01)
+-------------------
+
+* Add deprecation warnings for ambgiguous config keys.
+
+
 0.9.74 (2023-10-30)
 -------------------
 
diff --git a/tailbone/_version.py b/tailbone/_version.py
index 23ed7e0c..f03fa36c 100644
--- a/tailbone/_version.py
+++ b/tailbone/_version.py
@@ -1,3 +1,3 @@
 # -*- coding: utf-8; -*-
 
-__version__ = '0.9.74'
+__version__ = '0.9.75'