diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index 1491465383e..32753a47ef6 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -517,31 +517,6 @@ jobs:
     name: Check editoast tests
     needs:
       - build
-
-    services:
-      postgres:
-        image: postgis/postgis
-        env:
-          POSTGRES_USER: postgres
-          POSTGRES_PASSWORD: password
-        ports:
-          - 5432:5432
-        # needed because the postgres container does not provide a healthcheck
-        options: >-
-          --health-cmd pg_isready
-          --health-interval 10s
-          --health-timeout 5s
-          --health-retries 5
-      valkey:
-        image: valkey/valkey
-        ports:
-          - 6379:6379
-        options: >-
-          --health-cmd "valkey-cli ping"
-          --health-interval 5s
-          --health-timeout 5s
-          --health-retries 5
-
     steps:
       - name: Checkout
         uses: actions/checkout@v4
@@ -558,13 +533,21 @@ jobs:
         run: |
           docker load --input ./osrd-editoast-test.tar
 
-      - name: Execute tests within container
+      - name: Startup the test infrastructure
+        id: start_editoast_tests_infra
         run: |
-          docker run --rm --net=host \
-            -v $PWD/docker/init_db.sql:/init_db.sql \
-            postgis/postgis:latest \
-            psql postgresql://postgres:password@localhost:5432 -f /init_db.sql
+          set -e
+
+          services='valkey openfga'
+          composes='-f docker-compose.yml'
+          docker compose $composes pull --policy missing $services
+          docker compose $composes up --no-build -d $services
+        env:
+          DOCKER_BUILDKIT: 1
+          COMPOSE_DOCKER_CLI_BUILD: 1
 
+      - name: Execute tests within container
+        run: |
           # snapshot testing library `insta` requires CI=true
           docker run --name=editoast-test --net=host -v $PWD/output:/output \
             -e DATABASE_URL="postgres://osrd:password@localhost:5432/osrd" \
diff --git a/editoast/Dockerfile b/editoast/Dockerfile
index 2b399be2e28..5a8c1bddbc4 100644
--- a/editoast/Dockerfile
+++ b/editoast/Dockerfile
@@ -40,6 +40,16 @@ RUN rustup component add llvm-tools && \
     rustup component add rustfmt && \
     rustup component add clippy && \
     cargo install grcov
+
+# install `fga` binary used in `crate fga` unit tests
+RUN mkdir install \
+    && cd install \
+    && wget https://github.com/openfga/cli/releases/download/v0.6.4/fga_0.6.4_linux_amd64.tar.gz \
+    && tar xf fga_0.6.4_linux_amd64.tar.gz \
+    && mv fga /usr/local/bin \
+    && cd .. \
+    && rm -rf install
+
 COPY --from=planner /editoast/recipe.json recipe.json
 COPY --from=planner /editoast/editoast_derive/ editoast_derive
 COPY --from=test_data . /tests/data