diff --git a/tests/conftest.py b/tests/conftest.py
index d8bba78..a47b961 100644
--- a/tests/conftest.py
+++ b/tests/conftest.py
@@ -19,6 +19,10 @@ import app.database as database
 def client() -> TestClient:
     return TestClient(app)
 
+
 @pytest.fixture
 def db_connection():
-    return database.connect("test.sqlite3")
+    connection = database.connect(":memory:")
+    database.apply_database_schema(connection)
+    yield connection
+    connection.close()
diff --git a/tests/database_test.py b/tests/database_test.py
index f9bf2c7..d1ea5b7 100644
--- a/tests/database_test.py
+++ b/tests/database_test.py
@@ -5,8 +5,6 @@ from app.types import Order, OrderSide, OrderType
 
 
 def test_store_order(db_connection):
-    database.apply_database_schema(db_connection)
-
     order = Order(
         id="",
         created_at=datetime.now(),