diff --git a/CHANGELOG.rst b/CHANGELOG.rst
index d31552f94..8bc9db08b 100644
--- a/CHANGELOG.rst
+++ b/CHANGELOG.rst
@@ -22,7 +22,12 @@ individual files.
 
 The changes are now listed with the most recent at the top.
 
-**September 10 2024:: MARBL_column. Tag 11.8.0**
+**September 27 2024 :: MOM6 mask bug-fix. Tag 11.8.1**
+
+- Fix for MOM6 CESM3 workhorse 2/3 degree grid TL319_t232 to 
+  mask missing geolon|lat|u|v|t values  
+
+**September 10 2024 :: MARBL_column. Tag 11.8.0**
 
 - Interface for MARBL_column for DART: 
 
diff --git a/conf.py b/conf.py
index 833c43425..d78663aef 100644
--- a/conf.py
+++ b/conf.py
@@ -21,7 +21,7 @@
 author = 'Data Assimilation Research Section'
 
 # The full version, including alpha/beta/rc tags
-release = '11.8.0'
+release = '11.8.1'
 root_doc = 'index'
 
 # -- General configuration ---------------------------------------------------