diff --git a/tests/test_core.py b/tests/test_core.py
index a99519cb..6d7467ab 100644
--- a/tests/test_core.py
+++ b/tests/test_core.py
@@ -2,11 +2,12 @@
 # -*- coding: utf-8 -*-
 
 
-""" Unit tests for zeroconf.core """
+""" Unit tests for zeroconf._core """
 
 import itertools
 import logging
 import os
+import pytest
 import socket
 import time
 import unittest
@@ -14,8 +15,7 @@
 from typing import cast
 
 import zeroconf as r
-from zeroconf import _core
-from zeroconf import const
+from zeroconf import _core, const, ServiceBrowser, Zeroconf
 
 from . import has_working_ipv6, _inject_response
 
@@ -234,3 +234,41 @@ def mock_split_incoming_msg(service_state_change: r.ServiceStateChange) -> r.DNS
 
         finally:
             zeroconf.close()
+
+
+def test_notify_listeners():
+    """Test adding and removing notify listeners."""
+    # instantiate a zeroconf instance
+    zc = Zeroconf(interfaces=['127.0.0.1'])
+    notify_called = 0
+
+    class TestNotifyListener(r.NotifyListener):
+        def notify_all(self):
+            nonlocal notify_called
+            notify_called += 1
+
+    with pytest.raises(NotImplementedError):
+        r.NotifyListener().notify_all()
+
+    notify_listener = TestNotifyListener()
+
+    zc.add_notify_listener(notify_listener)
+
+    def on_service_state_change(zeroconf, service_type, state_change, name):
+        """Dummy service callback."""
+
+    # start a browser
+    browser = ServiceBrowser(zc, "_http._tcp.local.", [on_service_state_change])
+    browser.cancel()
+
+    assert notify_called
+    zc.remove_notify_listener(notify_listener)
+
+    notify_called = 0
+    # start a browser
+    browser = ServiceBrowser(zc, "_http._tcp.local.", [on_service_state_change])
+    browser.cancel()
+
+    assert not notify_called
+
+    zc.close()
diff --git a/tests/test_init.py b/tests/test_init.py
index 48fff674..4710a994 100644
--- a/tests/test_init.py
+++ b/tests/test_init.py
@@ -11,8 +11,6 @@
 import unittest.mock
 from typing import Optional  # noqa # used in type hints
 
-import pytest
-
 import zeroconf as r
 from zeroconf import ServiceBrowser, ServiceInfo, Zeroconf, const
 
@@ -246,41 +244,3 @@ def generate_host(zc, host_name, type_):
             0,
         )
         zc.send(out)
-
-
-def test_notify_listeners():
-    """Test adding and removing notify listeners."""
-    # instantiate a zeroconf instance
-    zc = Zeroconf(interfaces=['127.0.0.1'])
-    notify_called = 0
-
-    class TestNotifyListener(r.NotifyListener):
-        def notify_all(self):
-            nonlocal notify_called
-            notify_called += 1
-
-    with pytest.raises(NotImplementedError):
-        r.NotifyListener().notify_all()
-
-    notify_listener = TestNotifyListener()
-
-    zc.add_notify_listener(notify_listener)
-
-    def on_service_state_change(zeroconf, service_type, state_change, name):
-        """Dummy service callback."""
-
-    # start a browser
-    browser = ServiceBrowser(zc, "_http._tcp.local.", [on_service_state_change])
-    browser.cancel()
-
-    assert notify_called
-    zc.remove_notify_listener(notify_listener)
-
-    notify_called = 0
-    # start a browser
-    browser = ServiceBrowser(zc, "_http._tcp.local.", [on_service_state_change])
-    browser.cancel()
-
-    assert not notify_called
-
-    zc.close()