diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index a2651434f..6975c2289 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -10,37 +10,37 @@ jobs:
   lint:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v6
       - name: Install pnpm
-        uses: pnpm/action-setup@v4
-      - uses: actions/setup-node@v4
+        uses: pnpm/action-setup@v5
+      - uses: actions/setup-node@v6
         with:
-          node-version: 22
+          node-version: 24
           cache: pnpm
       - name: Install dependencies
         run: pnpm install
-      - uses: pre-commit/action@v3.0.1
+      - uses: j178/prek-action@v1
 
   test:
     runs-on: ubuntu-latest
+    container:
+      image: ghcr.io/fragdenstaat/fds-base
     strategy:
       matrix:
         python-version: ['3.12', '3.13', '3.14']
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v6
       - name: Setup uv
-        uses: astral-sh/setup-uv@v7
+        uses: astral-sh/setup-uv@v8.0.0
         with:
           python-version: ${{ matrix.python-version }}
           activate-environment: true
       - name: Install pnpm
-        uses: pnpm/action-setup@v4
-      - uses: actions/setup-node@v4
+        uses: pnpm/action-setup@v5
+      - uses: actions/setup-node@v6
         with:
-          node-version: 22
+          node-version: 24
           cache: pnpm
-      - name: Install system-level dependencies
-        run: sudo apt-get update && sudo apt-get install libgdal-dev gdal-bin libmagic-dev libmagickwand-dev libpoppler-cpp-dev poppler-utils ghostscript
       - name: Install dependencies
         run: |
           uv sync
@@ -53,7 +53,8 @@ jobs:
           coverage run --branch -m pytest froide/
           coverage report --format=markdown >> $GITHUB_STEP_SUMMARY
         env:
-          DATABASE_URL: postgis://postgres:postgres@localhost/froide
+          DATABASE_URL: postgis://postgres:postgres@postgres/froide
+          DJANGO_ELASTICSEARCH_HOSTS: http://elasticsearch:9200
 
     services:
       postgres:
diff --git a/froide/settings.py b/froide/settings.py
index 3d27f34dd..b156cd8a8 100644
--- a/froide/settings.py
+++ b/froide/settings.py
@@ -481,10 +481,12 @@ def STATICFILES_DIRS(self):
     # ######## Search ###########
 
     ELASTICSEARCH_INDEX_PREFIX = "froide"
-    ELASTICSEARCH_HOST = values.Value("localhost")
-    ELASTICSEARCH_DSL = {
-        "default": {"hosts": "http://%s:9200" % ELASTICSEARCH_HOST},
-    }
+    ELASTICSEARCH_HOSTS = values.ListValue(["http://localhost:9200"])
+
+    @property
+    def ELASTICSEARCH_DSL(self):
+        return {"default": {"hosts": self.ELASTICSEARCH_HOSTS}}
+
     ELASTICSEARCH_DSL_SIGNAL_PROCESSOR = (
         "django_elasticsearch_dsl.signals.RealTimeSignalProcessor"
     )