diff --git a/.github/workflows/llm_performance_tests.yml b/.github/workflows/llm_performance_tests.yml
index 15efda7c64e..4b092ed04cf 100644
--- a/.github/workflows/llm_performance_tests.yml
+++ b/.github/workflows/llm_performance_tests.yml
@@ -131,7 +131,7 @@ jobs:
         shell: bash
         run: |
           test_version_date=`date -d 'yesterday' '+%Y%m%d'`
-          test_version=2.1.0b$test_version_date
+          test_version=2.2.0b$test_version_date
           pip install --pre --upgrade ipex-llm[xpu]==$test_version --extra-index-url https://pytorch-extension.intel.com/release-whl/stable/xpu/cn/
           if ! pip show ipex-llm | grep $test_version; then
             echo "Did not install ipex-llm with excepted version $test_version"
@@ -400,7 +400,7 @@ jobs:
         shell: bash
         run: |
           test_version_date=`date -d 'yesterday' '+%Y%m%d'`
-          test_version=2.1.0b$test_version_date
+          test_version=2.2.0b$test_version_date
           pip install --pre --upgrade ipex-llm[all]==$test_version --extra-index-url https://download.pytorch.org/whl/cpu
           if ! pip show ipex-llm | grep $test_version; then
             echo "Did not install ipex-llm with excepted version $test_version"
@@ -481,7 +481,7 @@ jobs:
         shell: bash
         run: |
           test_version_date=`date -d 'yesterday' '+%Y%m%d'`
-          test_version=2.1.0b$test_version_date
+          test_version=2.2.0b$test_version_date
           pip install --pre --upgrade ipex-llm[all]==$test_version
           if ! pip show ipex-llm | grep $test_version; then
             echo "Did not install ipex-llm with excepted version $test_version"
@@ -575,7 +575,7 @@ jobs:
         shell: bash
         run: |
           test_version_date=`date -d 'yesterday' '+%Y%m%d'`
-          test_version=2.1.0b$test_version_date
+          test_version=2.2.0b$test_version_date
           echo "TEST_VERSION=${test_version}" >> "$GITHUB_ENV"
 
       - name: Install ipex-llm and other related packages (install from pypi)
diff --git a/.github/workflows/release-ipex-llm.yaml b/.github/workflows/release-ipex-llm.yaml
index 5a2284db1f0..272aa1a8342 100644
--- a/.github/workflows/release-ipex-llm.yaml
+++ b/.github/workflows/release-ipex-llm.yaml
@@ -4,9 +4,9 @@ on:
   workflow_dispatch:
     inputs:
       version:
-        description: 'ipex-llm version (e.g. 2.1.0b1)'
+        description: 'ipex-llm version (e.g. 2.2.0b1)'
         required: true
-        default: '2.1.0b0'
+        default: '2.2.0b0'
         type: string
 
 permissions:
@@ -26,7 +26,7 @@ jobs:
     
     - name: set release version
       env:
-        DEFAULT_VERSION: '2.1.0b0'
+        DEFAULT_VERSION: '2.2.0b0'
       run: |
         echo "RELEASE_VERSION=${{ github.event.inputs.version || env.DEFAULT_VERSION }}" >> $GITHUB_ENV
 
diff --git a/.github/workflows/release-pypi.yml b/.github/workflows/release-pypi.yml
index 68c89557552..e6ac2662b92 100644
--- a/.github/workflows/release-pypi.yml
+++ b/.github/workflows/release-pypi.yml
@@ -15,7 +15,7 @@ on:
         required: false
         type: string
       release-version:
-        description: 'ipex-llm version (e.g. 2.1.0b1)'
+        description: 'ipex-llm version (e.g. 2.2.0b1)'
         required: false
         type: string
       schedule-event:
@@ -60,7 +60,7 @@ jobs:
       run: |
         if [[ "${{ inputs.schedule-event }}" == "true" ]]; then
           export TIMESTAMP=`date '+%Y%m%d'`
-          export PYPI_VERSION=2.1.0
+          export PYPI_VERSION=2.2.0
           export RELEASE_VERSION=${PYPI_VERSION}b${TIMESTAMP}
         else
           export RELEASE_VERSION=${{ inputs.release-version }}
diff --git a/python/llm/setup.py b/python/llm/setup.py
index 4386293cac6..502515c5384 100644
--- a/python/llm/setup.py
+++ b/python/llm/setup.py
@@ -46,7 +46,7 @@
 IPEX_LLM_PYTHON_HOME = os.path.dirname(os.path.dirname(os.path.abspath(__file__)))
 VERSION = open(os.path.join(IPEX_LLM_PYTHON_HOME,
                './llm/version.txt'), 'r').read().strip()
-CORE_XE_VERSION = VERSION.replace("2.1.0", "2.5.0")
+CORE_XE_VERSION = VERSION.replace("2.2.0", "2.5.0")
 llm_home = os.path.join(os.path.dirname(os.path.abspath(__file__)), "src")
 github_artifact_dir = os.path.join(llm_home, '../llm-binary')
 libs_dir = os.path.join(llm_home, "ipex_llm", "libs")
diff --git a/python/llm/version.txt b/python/llm/version.txt
index eb5820cd2d6..6b959d99e8a 100644
--- a/python/llm/version.txt
+++ b/python/llm/version.txt
@@ -1 +1 @@
-2.1.0.dev0
+2.2.0.dev0