diff --git a/takahe/settings.py b/takahe/settings.py
index ff50e18..3aed739 100644
--- a/takahe/settings.py
+++ b/takahe/settings.py
@@ -303,7 +303,11 @@ STATICFILES_FINDERS = [
 
 STATICFILES_DIRS = [BASE_DIR / "static"]
 
-STATICFILES_STORAGE = "django.contrib.staticfiles.storage.ManifestStaticFilesStorage"
+STORAGES = {
+    "staticfiles": {
+        "BACKEND": "django.contrib.staticfiles.storage.ManifestStaticFilesStorage"
+    },
+}
 
 SESSION_ENGINE = "django.contrib.sessions.backends.signed_cookies"
 
diff --git a/tests/conftest.py b/tests/conftest.py
index e1e25a2..d96c79e 100644
--- a/tests/conftest.py
+++ b/tests/conftest.py
@@ -58,9 +58,13 @@ kwIDAQAB
 
 @pytest.fixture(autouse=True)
 def _test_settings(settings):
-    settings.STATICFILES_STORAGE = (
-        "django.contrib.staticfiles.storage.StaticFilesStorage"
-    )
+    # We use `StaticFilesStorage` instead of `ManifestStaticFilesStorage` in tests
+    # since want stable filenames (`css/styles.css`) instead of hashed (`css/styles.55e7cbb9ba48.css`)
+    settings.STORAGES = {
+        "staticfiles": {
+            "BACKEND": "django.contrib.staticfiles.storage.StaticFilesStorage"
+        },
+    }
     settings.SETUP.MAIN_DOMAIN = "example.com"
     settings.MAIN_DOMAIN = "example.com"