diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index ed88ee3..b4a350a 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -182,7 +182,7 @@ jobs:
       - name: Set up Python
         uses: actions/setup-python@v6
         with:
-          python-version: "3.11"
+          python-version: "3.14"
 
       - name: Install uv
         uses: astral-sh/setup-uv@v7
diff --git a/event-sourcing/python/.python-version b/event-sourcing/python/.python-version
index 4feb2ff..82b76ab 100644
--- a/event-sourcing/python/.python-version
+++ b/event-sourcing/python/.python-version
@@ -1,2 +1,2 @@
-3.11
+3.14