diff --git a/HISTORY.rst b/HISTORY.rst
index 7912bf94..0261b07e 100644
--- a/HISTORY.rst
+++ b/HISTORY.rst
@@ -2,6 +2,23 @@
 
 Release History
 ===============
+4.0.0
+++++++
+* [Breaking Change] Dropped the dependency on `tree.json` file in aaz repo (#409)
+* Support `AnyType` schema and argument, require azure-cli-core >= 2.70.0 (#457)
+* Enhance performance of `aaz-dev command-model verify` (#433)
+* Fix error message when condition arguments are hidden (#436)
+* Fix swagger readme file parse (#440)(#441)
+* Replace inflect library by pluralizer to singular name (#437)
+* Support githooks in aaz repo (#448)(#452)
+* Improve UI (#455)(#409)
+* typespec: Add basic response for lro delete operation (#435)
+* typespec: update tsp compiler to 0.64.0 and liftr 0.7.0 (#445)
+* typespec: fix readonly property (#446)
+* typespec: support the literal type (#447)
+* typespec: adjust azure resource justification (#449)
+* typespec: support `x-ms-identifiers` and `x-ms-secret` (#450)
+
 3.2.0
 ++++++
 * Handle swagger 204 response (#426)
diff --git a/docs/_config.yml b/docs/_config.yml
index a0d5e6b4..120e619f 100644
--- a/docs/_config.yml
+++ b/docs/_config.yml
@@ -36,7 +36,7 @@ github:
 pypi: https://pypi.org/project/aaz-dev/
 
 # TODO: get version number from github
-version: v3.2.0
+version: v4.0.0
 
 # Build settings
 theme: minima
diff --git a/src/aaz_dev/utils/config.py b/src/aaz_dev/utils/config.py
index 0eb7c731..c8f927d1 100644
--- a/src/aaz_dev/utils/config.py
+++ b/src/aaz_dev/utils/config.py
@@ -5,7 +5,7 @@
 
 class Config:
 
-    MIN_CLI_CORE_VERSION = version.parse("2.67.0")
+    MIN_CLI_CORE_VERSION = version.parse("2.70.0")
 
     AAZ_PATH = os.environ.get("AAZ_PATH", None)
     SWAGGER_PATH = os.environ.get("AAZ_SWAGGER_PATH", None)
diff --git a/version.py b/version.py
index 7787efc1..91b162c4 100644
--- a/version.py
+++ b/version.py
@@ -1,5 +1,5 @@
 
-_MAJOR, _MINOR, _PATCH, _SUFFIX = ("3", "2", "0", "")
+_MAJOR, _MINOR, _PATCH, _SUFFIX = ("4", "0", "0", "")
 
 # _PATCH: On main and in a nightly release the patch should be one ahead of the last released build.
 # _SUFFIX: This is mainly for nightly builds which have the suffix ".dev$DATE". See