diff --git a/.github/workflows/build_package.yml b/.github/workflows/build_package.yml
index 6aee156..0216cc5 100644
--- a/.github/workflows/build_package.yml
+++ b/.github/workflows/build_package.yml
@@ -9,7 +9,7 @@ jobs:
         strategy:
             matrix:
                 os: [macos-latest, ubuntu-latest, windows-latest]
-                python: [3.9, 3.10]
+                python: ["3.9", "3.10"]
 
         steps:
             - uses: actions/checkout@v3.0.2
diff --git a/.github/workflows/main_master_branch_protection.yml b/.github/workflows/main_master_branch_protection.yml
index d5d74c7..ff698c7 100644
--- a/.github/workflows/main_master_branch_protection.yml
+++ b/.github/workflows/main_master_branch_protection.yml
@@ -42,7 +42,7 @@ jobs:
             - name: Set up Python
               uses: actions/setup-python@v2
               with:
-                  python-version: "3.8"
+                  python-version: "3.9"
             # PRs to the repository master branch are only ok if coming from any patch or release branch
             - name: Install mlf-core
               run: pip install mlf-core