diff --git a/requirements.in b/requirements.in
index 8fa4a85..42d6f56 100644
--- a/requirements.in
+++ b/requirements.in
@@ -1,14 +1,9 @@
+aioredis<2
+coverage
+coveralls
 cffi
 redis
 pytest
+pytest-asyncio
 pytest-cov
 flake8
-coverage
-coveralls
-
-aioredis; python_version>="3.5"
-pytest-asyncio; python_version>="3.5"
-async-generator; python_version>="3.5"
-# The following are not direct requirements, but are added because pip-compile
-# doesn't propagate environment markers to dependencies.
-async-timeout; python_version>="3.5"
diff --git a/requirements.txt b/requirements.txt
index 215af10..485ad2f 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -4,74 +4,67 @@
 #
 #    pip-compile requirements.in
 #
-aioredis==1.3.0 ; python_version >= "3.5"
+aioredis==1.3.1
     # via -r requirements.in
-async-generator==1.10 ; python_version >= "3.5"
-    # via -r requirements.in
-async-timeout==3.0.1 ; python_version >= "3.5"
-    # via
-    #   -r requirements.in
-    #   aioredis
-atomicwrites==1.3.0
-    # via pytest
-attrs==19.1.0
+async-timeout==3.0.1
+    # via aioredis
+attrs==21.2.0
     # via pytest
-certifi==2019.3.9
+certifi==2021.5.30
     # via requests
-cffi==1.12.3
+cffi==1.14.6
     # via -r requirements.in
 charset-normalizer==2.0.4
     # via requests
-coverage==4.5.3
+coverage==5.5
     # via
     #   -r requirements.in
     #   coveralls
     #   pytest-cov
-coveralls==1.7.0
+coveralls==3.2.0
     # via -r requirements.in
 docopt==0.6.2
     # via coveralls
-entrypoints==0.3
-    # via flake8
-flake8==3.7.7
+flake8==3.9.2
     # via -r requirements.in
-hiredis==1.0.0
+hiredis==2.0.0
     # via aioredis
-idna==2.8
+idna==3.2
     # via requests
+iniconfig==1.1.1
+    # via pytest
 mccabe==0.6.1
     # via flake8
-more-itertools==5.0.0
+packaging==21.0
     # via pytest
-pluggy==0.9.0
+pluggy==1.0.0
     # via pytest
 py==1.10.0
     # via pytest
-pycodestyle==2.5.0
+pycodestyle==2.7.0
     # via flake8
-pycparser==2.19
+pycparser==2.20
     # via cffi
-pyflakes==2.1.1
+pyflakes==2.3.1
     # via flake8
-pytest==4.4.1
+pyparsing==2.4.7
+    # via packaging
+pytest==6.2.5
     # via
     #   -r requirements.in
     #   pytest-asyncio
     #   pytest-cov
-pytest-asyncio==0.10.0 ; python_version >= "3.5"
+pytest-asyncio==0.15.1
     # via -r requirements.in
-pytest-cov==2.6.1
+pytest-cov==2.12.1
     # via -r requirements.in
-redis==3.2.1
+redis==3.5.3
     # via -r requirements.in
 requests==2.26.0
     # via coveralls
-six==1.12.0
+toml==0.10.2
     # via
-    #   more-itertools
     #   pytest
+    #   pytest-cov
 urllib3==1.26.6
     # via requests
-
-# The following packages are considered to be unsafe in a requirements file:
-# setuptools
diff --git a/setup.py b/setup.py
index 25bd089..1cd61cb 100755
--- a/setup.py
+++ b/setup.py
@@ -12,9 +12,8 @@
 
 tests_require = [
     'pytest', 'pytest-forked', 'redis',
-    'pytest-asyncio; python_version >= "3.5"',
-    'async-generator; python_version >= "3.5"',
-    'aioredis; python_version >= "3.5"'
+    'pytest-asyncio',
+    'aioredis'
 ]
 
 setup(
@@ -47,7 +46,7 @@
     install_requires=['cffi>=1.0.0'],
     extras_require={
         'redis': 'redis',
-        'aioredis': 'aioredis',
+        'aioredis': 'aioredis<2',
         'test': tests_require
     },
     tests_require=tests_require,
diff --git a/tests/test_aioredis.py b/tests/test_aioredis.py
index f63559b..9bdeb8c 100644
--- a/tests/test_aioredis.py
+++ b/tests/test_aioredis.py
@@ -1,4 +1,3 @@
-from async_generator import yield_, async_generator
 import pytest
 import aioredis
 
@@ -6,45 +5,40 @@
 
 
 @pytest.fixture
-@async_generator
 async def server():
     server = birdisle.Server()
-    await yield_(server)
+    yield server
     server.close()
 
 
 @pytest.fixture
-@async_generator
 async def conn(server):
     conn = await birdisle.aioredis.create_connection(server)
-    await yield_(conn)
+    yield conn
     conn.close()
     await conn.wait_closed()
 
 
 @pytest.fixture
-@async_generator
 async def pool(server):
     pool = await birdisle.aioredis.create_pool(server)
-    await yield_(pool)
+    yield pool
     pool.close()
     await pool.wait_closed()
 
 
 @pytest.fixture
-@async_generator
 async def r(server):
     redis = await birdisle.aioredis.create_redis(server)
-    await yield_(redis)
+    yield redis
     redis.close()
     await redis.wait_closed()
 
 
 @pytest.fixture
-@async_generator
 async def redis_pool(server):
     pool = await birdisle.aioredis.create_redis_pool(server)
-    await yield_(pool)
+    yield pool
     pool.close()
     await pool.wait_closed()