diff --git a/docs/conf.py b/docs/conf.py
index 26f03363c4edd3efe719e9f43bb57f467fd5c9d9..3590789005cc1cb8dfb80a440c415d67a6576397 100644
--- a/docs/conf.py
+++ b/docs/conf.py
@@ -22,10 +22,10 @@
 # -- Project information -----------------------------------------------------
 
 project = 'Oniro Project Build System'
-copyright = '2021'
+copyright = '2022'
 author = 'Oniro Project'
 
-version = '1.99.99'
+version = '2.0.0-alpha'
 release = version
 
 # -- General configuration ---------------------------------------------------
diff --git a/manifests/default.xml b/manifests/default.xml
index 469a18d82b8031248521ae8b63fdf1d62daab38a..55dddc8819b8f34f569cf8fe9f47f7b9eb83705a 100644
--- a/manifests/default.xml
+++ b/manifests/default.xml
@@ -48,11 +48,11 @@ SPDX-FileCopyrightText: Huawei Inc.
 		likely to a git tag in the repository.
 	-->
 
-	<project name="oniro-core/oniro.git" remote="eclipse" revision="kirkstone" path="oniro">
+	<project name="oniro-core/oniro.git" remote="eclipse" revision="refs/tags/v2.0.0-alpha" path="oniro">
 		<linkfile src="README.md" dest="README.md"/>
 	</project>
-	<project name="oniro-core/meta-clang.git" remote="eclipse" revision="oniro/kirkstone" path="meta-clang" />
-	<project name="oniro-core/meta-zephyr.git" remote="eclipse" revision="oniro/kirkstone" path="meta-zephyr" />
-	<project name="oniro-core/docs.git" remote="eclipse" revision="main" path="docs" />
+	<project name="oniro-core/meta-clang.git" remote="eclipse" revision="61bc6944e0962b45431d3f400ce5e0e15b85a03c" path="meta-clang" />
+	<project name="oniro-core/meta-zephyr.git" remote="eclipse" revision="df59d82772fd67b8fc1d30d97917305be0f49675" path="meta-zephyr" />
+	<project name="oniro-core/docs.git" remote="eclipse" revision="refs/tags/v2.0.0-alpha" path="docs" />
 	<project name="distro/governance/ip-policy" remote="oniro-booting" revision="main" path="ip-policy" />
 </manifest>
diff --git a/meta-oniro-core/conf/distro/oniro-freertos.conf b/meta-oniro-core/conf/distro/oniro-freertos.conf
index 64cf56a841b905eace81f2f59bdbca5a06f06327..c81f55198f3544fd05ece1a0a2777df388db201c 100644
--- a/meta-oniro-core/conf/distro/oniro-freertos.conf
+++ b/meta-oniro-core/conf/distro/oniro-freertos.conf
@@ -7,4 +7,4 @@ require conf/distro/freertos.conf
 
 DISTRO = "oniro-freertos"
 DISTRO_NAME = "Oniro Project Base FreeRTOS Distro"
-DISTRO_VERSION = "1.99.99"
+DISTRO_VERSION = "2.0.0-alpha"
diff --git a/meta-oniro-core/conf/distro/oniro-linux.conf b/meta-oniro-core/conf/distro/oniro-linux.conf
index d6e83d7d9b04c0afda9b5e7af4598dc933e93b30..667b1494938e73f8ed933d2dc427bdc6badf9a1e 100644
--- a/meta-oniro-core/conf/distro/oniro-linux.conf
+++ b/meta-oniro-core/conf/distro/oniro-linux.conf
@@ -4,7 +4,7 @@
 
 DISTRO = "oniro-linux"
 DISTRO_NAME = "Oniro Project Base Linux Distro"
-DISTRO_VERSION = "1.99.99"
+DISTRO_VERSION = "2.0.0-alpha"
 DISTRO_CODENAME = "dev"
 SDK_VENDOR = "-onirosdk"
 SDK_VERSION = "${@d.getVar('DISTRO_VERSION').replace('snapshot-${DATE}', 'snapshot')}"
diff --git a/meta-oniro-core/conf/distro/oniro-zephyr.conf b/meta-oniro-core/conf/distro/oniro-zephyr.conf
index 3bc8789ec451effec67b06033f84f4dd72fa25c2..88c8a2999babd91e8f1336f39261374fa15980aa 100644
--- a/meta-oniro-core/conf/distro/oniro-zephyr.conf
+++ b/meta-oniro-core/conf/distro/oniro-zephyr.conf
@@ -7,4 +7,4 @@ require conf/distro/zephyr.conf
 
 DISTRO = "oniro-zephyr"
 DISTRO_NAME = "Oniro Project Base Zephyr Distro"
-DISTRO_VERSION = "1.99.99"
+DISTRO_VERSION = "2.0.0-alpha"