diff --git a/tests/test_jaraco.py b/tests/test_jaraco.py
index cabf8a4..e573ec6 100644
--- a/tests/test_jaraco.py
+++ b/tests/test_jaraco.py
@@ -12,8 +12,6 @@
 if TYPE_CHECKING:
     from ircstream.ircserver import IRCServer
 
-pytestmark = pytest.mark.asyncio
-
 BOTNAME = "testsuite-bot"
 
 
diff --git a/tests/test_rawsocket.py b/tests/test_rawsocket.py
index c614b96..345e32f 100644
--- a/tests/test_rawsocket.py
+++ b/tests/test_rawsocket.py
@@ -16,8 +16,6 @@
 
 from ircstream.ircserver import IRCClient, IRCServer
 
-pytestmark = pytest.mark.asyncio
-
 
 class BareClient:
     """Bare client around socket operations to support a line-based protocol."""
diff --git a/tests/test_rc2udp.py b/tests/test_rc2udp.py
index 3346742..5066523 100644
--- a/tests/test_rc2udp.py
+++ b/tests/test_rc2udp.py
@@ -10,8 +10,6 @@
 
 from ircstream.rc2udp import RC2UDPServer
 
-pytestmark = pytest.mark.asyncio
-
 
 class MockIRCServer:
     """Mocks the IRCServer object.