diff --git a/.github/workflows/backend.yml b/.github/workflows/backend.yml
index 4b361863..c1a463db 100644
--- a/.github/workflows/backend.yml
+++ b/.github/workflows/backend.yml
@@ -30,10 +30,13 @@ jobs:
       - name: Set up Python
         uses: actions/setup-python@v5
         with:
-          python-version: "3.12"
+          python-version: "3.13"
           cache: "poetry"
           cache-dependency-path: "./backend/poetry.lock"
 
+      - name: Debug
+        run: pip wheel --no-cache-dir --use-pep517 "pydantic-core (==2.14.5)"
+
       - name: Install dependencies
         run: poetry install
 
diff --git a/backend/Dockerfile b/backend/Dockerfile
index 45895384..7f5314fa 100644
--- a/backend/Dockerfile
+++ b/backend/Dockerfile
@@ -1,4 +1,4 @@
-FROM python:3.12-alpine3.19
+FROM python:3.13-alpine3.19
 
 RUN apk --update add \
     build-base \