diff --git a/HISTORY.md b/HISTORY.md
index 906d6a1..96524f3 100644
--- a/HISTORY.md
+++ b/HISTORY.md
@@ -1,3 +1,10 @@
+### Version 1.1.0
+
+#### Refactoring
+
+* [refactor](https://github.com/MODFLOW-USGS/modflow-devtools/commit/582d48a4d72f18a787216ada5befb7543cebdfcf): Deprecate misc functions, add ostags alternatives (#105). Committed by w-bonelli on 2023-08-08.
+* [refactor(has_pkg)](https://github.com/MODFLOW-USGS/modflow-devtools/commit/03ea04157190480b455e174de64c692ff3bb86a3): Introduce strict flag (#106). Committed by w-bonelli on 2023-08-12.
+
 ### Version 1.0.0
 
 #### New features
diff --git a/docs/conf.py b/docs/conf.py
index f780c20..dbe6721 100644
--- a/docs/conf.py
+++ b/docs/conf.py
@@ -8,7 +8,7 @@
 
 project = "modflow-devtools"
 author = "MODFLOW Team"
-release = "1.1.0.dev0"
+release = "1.1.0"
 
 # -- General configuration ---------------------------------------------------
 # https://www.sphinx-doc.org/en/master/usage/configuration.html#general-configuration
diff --git a/modflow_devtools/__init__.py b/modflow_devtools/__init__.py
index a825793..abd3212 100644
--- a/modflow_devtools/__init__.py
+++ b/modflow_devtools/__init__.py
@@ -1,6 +1,6 @@
 __author__ = "Joseph D. Hughes"
-__date__ = "Aug 05, 2023"
-__version__ = "1.1.0.dev0"
+__date__ = "Aug 12, 2023"
+__version__ = "1.1.0"
 __maintainer__ = "Joseph D. Hughes"
 __email__ = "jdhughes@usgs.gov"
 __status__ = "Production"
diff --git a/version.txt b/version.txt
index 64b95b0..1cc5f65 100644
--- a/version.txt
+++ b/version.txt
@@ -1 +1 @@
-1.1.0.dev0
\ No newline at end of file
+1.1.0
\ No newline at end of file