diff --git a/tests/base.py b/tests/base.py
index 7f90e35e..0a9401f4 100644
--- a/tests/base.py
+++ b/tests/base.py
@@ -142,7 +142,7 @@ async def run_pagination_test(
             *[f"limit-offset-{key}" for key in _params_desc],
         ],
     )
-    @mark.asyncio
+    @mark.asyncio(loop_scope="session")
     async def test_pagination(
         self,
         client,
diff --git a/tests/ext/test_cassandra.py b/tests/ext/test_cassandra.py
index a25316a9..209d2581 100644
--- a/tests/ext/test_cassandra.py
+++ b/tests/ext/test_cassandra.py
@@ -48,7 +48,7 @@ def route():
     return add_pagination(app)
 
 
-@mark.asyncio
+@mark.asyncio(loop_scope="session")
 async def test_cursor(app, client, entities):
     entities = sorted(parse_obj_as(List[UserOut], entities), key=(lambda it: (it.id, it.name)))
 
diff --git a/tests/ext/test_sqlalchemy_cursor.py b/tests/ext/test_sqlalchemy_cursor.py
index fca37f84..cc417fb7 100644
--- a/tests/ext/test_sqlalchemy_cursor.py
+++ b/tests/ext/test_sqlalchemy_cursor.py
@@ -47,7 +47,7 @@ def route_on_order(db: Session = Depends(get_db)):
 
 
 @sqlalchemy20
-@mark.asyncio
+@mark.asyncio(loop_scope="session")
 async def test_cursor(app, client, entities):
     entities = sorted(parse_obj_as(List[UserOut], entities), key=(lambda it: (it.id, it.name)))
 
@@ -90,7 +90,7 @@ async def test_cursor(app, client, entities):
 
 
 @sqlalchemy20
-@mark.asyncio
+@mark.asyncio(loop_scope="session")
 async def test_cursor_refetch(app, client, entities, postgres_url):
     entities = sorted(parse_obj_as(List[UserOut], entities), key=(lambda it: (it.id, it.name)))
     first_85_entities = entities[:85]
@@ -180,7 +180,7 @@ async def test_cursor_refetch(app, client, entities, postgres_url):
 
 
 @sqlalchemy20
-@mark.asyncio
+@mark.asyncio(loop_scope="session")
 async def test_no_order(app, client, entities):
     with raises(
         ValueError,
diff --git a/tests/patch.py b/tests/patch.py
index fd166037..e2259e85 100644
--- a/tests/patch.py
+++ b/tests/patch.py
@@ -1,5 +1,19 @@
+import asyncio
+from functools import lru_cache
+
 from pydantic import generics
 
 # https://github.com/pydantic/pydantic/issues/4483
 generics._generic_types_cache = {}
 generics._assigned_parameters = {}
+
+
+@lru_cache()
+def _get_event_loop_no_warn(*_):
+    loop = asyncio.new_event_loop()
+    loop.__pytest_asyncio = True
+
+    return loop
+
+
+# plugin._get_event_loop_no_warn = _get_event_loop_no_warn