diff --git a/.github/workflows/build-package.yaml b/.github/workflows/build-package.yaml
index 9a94347f..3fbd21e5 100644
--- a/.github/workflows/build-package.yaml
+++ b/.github/workflows/build-package.yaml
@@ -36,7 +36,7 @@ jobs:
       - name: Set up Python
         uses: actions/setup-python@v4
         with:
-          python-version: 3.8
+          python-version: 3.9
 
       - name: Install package with dev and notebook requirements
         run: |
diff --git a/.github/workflows/nightly-tests.yaml b/.github/workflows/nightly-tests.yaml
index ef6dbf8e..74707afe 100644
--- a/.github/workflows/nightly-tests.yaml
+++ b/.github/workflows/nightly-tests.yaml
@@ -35,7 +35,7 @@ env:
 
   # Conda environment
   CONDA_ENV: sc_sdk_nightly_test_environment
-  PYTHON_VERSION: 3.8
+  PYTHON_VERSION: 3.9
 
 permissions:
   contents: read
diff --git a/.github/workflows/security-scan.yaml b/.github/workflows/security-scan.yaml
index 8b0fc5ab..04254470 100644
--- a/.github/workflows/security-scan.yaml
+++ b/.github/workflows/security-scan.yaml
@@ -28,7 +28,7 @@ jobs:
       - name: Set up Python
         uses: actions/setup-python@v4
         with:
-          python-version: 3.8
+          python-version: 3.9
 
       - name: Install package with dev requirements
         # Install dependencies