diff --git a/.github/workflows/integration-tests.yml b/.github/workflows/integration-tests.yml
index f74b949b..b7517601 100644
--- a/.github/workflows/integration-tests.yml
+++ b/.github/workflows/integration-tests.yml
@@ -14,6 +14,9 @@ on:
 jobs:
   test:
     runs-on: ubuntu-latest
+    strategy:
+      matrix:
+        optuna-version: ['optuna==2.10.0', 'git+https://github.com/optuna/optuna.git']
     steps:
       - uses: actions/checkout@v2
 
@@ -29,11 +32,14 @@ jobs:
         with:
           python-version: '3.8'
           architecture: x64
-      - name: Install dependencies
+      - name: Setup Optuna ${{ matrix.optuna-version }}
         run: |
           python -m pip install --progress-bar off --upgrade pip setuptools
-          pip install --progress-bar off .
-          pip install --progress-bar off pyppeteer
+          python -m pip install --progress-bar off --upgrade ${{ matrix.optuna-version }}
+      - name: Install dependencies
+        run: |
+          python -m pip install --progress-bar off .
+          python -m pip install --progress-bar off pyppeteer
 
       - name: Cache headless chromium
         id: cache-chromium