diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index b6f9f12..4ba54cc 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -42,7 +42,7 @@ jobs:
         python-version: ${{ matrix.python-version }}
     - name: Install Hatch 
       run: |
-        python -m pip install --upgrade hatch
+        python -m pip install hatch==1.15.0
     - name: static analysis
       run: hatch fmt --check
     - name: type checking
diff --git a/.github/workflows/integration-tests.yml b/.github/workflows/integration-tests.yml
index af6582b..d2abd06 100644
--- a/.github/workflows/integration-tests.yml
+++ b/.github/workflows/integration-tests.yml
@@ -107,7 +107,7 @@ jobs:
       env:
         AWS_DURABLE_SDK_URL: file://${{ github.workspace }}/language-sdk
       run: |
-        pip install hatch
+        python -m pip install hatch==1.15.0
         python -m pip install -e .
 
     - name: Get integration examples
diff --git a/.github/workflows/sync-package.yml b/.github/workflows/sync-package.yml
index 15d9ec0..56f4c24 100644
--- a/.github/workflows/sync-package.yml
+++ b/.github/workflows/sync-package.yml
@@ -27,7 +27,7 @@ jobs:
           python-version: ${{ matrix.python-version }}
       - name: Install Hatch
         run: |
-          python -m pip install --upgrade hatch
+          python -m pip install hatch==1.15.0
       - name: Build distribution
         run: hatch build
       - name: configure aws credentials