diff --git a/src/conftest.py b/src/conftest.py
new file mode 100644
index 000000000..532a767a8
--- /dev/null
+++ b/src/conftest.py
@@ -0,0 +1,11 @@
+import pytest
+from pytest_django.fixtures import SettingsWrapper
+
+
+@pytest.fixture(autouse=True)
+def in_memory_channel_layers(settings: SettingsWrapper) -> None:
+    settings.CHANNEL_LAYERS = {
+        "default": {
+            "BACKEND": "channels.layers.InMemoryChannelLayer",
+        },
+    }