diff --git a/homeassistant/components/knx/manifest.json b/homeassistant/components/knx/manifest.json
index 0c34428f0a1..4197cb76209 100644
--- a/homeassistant/components/knx/manifest.json
+++ b/homeassistant/components/knx/manifest.json
@@ -3,7 +3,7 @@
   "name": "KNX",
   "config_flow": true,
   "documentation": "https://www.home-assistant.io/integrations/knx",
-  "requirements": ["xknx==0.21.5"],
+  "requirements": ["xknx==0.22.0"],
   "codeowners": ["@Julius2342", "@farmio", "@marvin-w"],
   "quality_scale": "platinum",
   "iot_class": "local_push",
diff --git a/requirements_all.txt b/requirements_all.txt
index 3804872c58e..425b114231a 100644
--- a/requirements_all.txt
+++ b/requirements_all.txt
@@ -2480,7 +2480,7 @@ xboxapi==2.0.1
 xiaomi-ble==0.5.1
 
 # homeassistant.components.knx
-xknx==0.21.5
+xknx==0.22.0
 
 # homeassistant.components.bluesound
 # homeassistant.components.fritz
diff --git a/requirements_test_all.txt b/requirements_test_all.txt
index 1fae9c42e30..3c365f1fc85 100644
--- a/requirements_test_all.txt
+++ b/requirements_test_all.txt
@@ -1665,7 +1665,7 @@ xbox-webapi==2.0.11
 xiaomi-ble==0.5.1
 
 # homeassistant.components.knx
-xknx==0.21.5
+xknx==0.22.0
 
 # homeassistant.components.bluesound
 # homeassistant.components.fritz
diff --git a/tests/components/knx/conftest.py b/tests/components/knx/conftest.py
index ccfd3a35085..e5cf18b0c3c 100644
--- a/tests/components/knx/conftest.py
+++ b/tests/components/knx/conftest.py
@@ -55,19 +55,23 @@ class KNXTestKit:
     async def setup_integration(self, config):
         """Create the KNX integration."""
 
+        def disable_rate_limiter():
+            """Disable rate limiter for tests."""
+            # after XKNX.__init__() to not overwrite it by the config entry again
+            # before StateUpdater starts to avoid slow down of tests
+            self.xknx.rate_limit = 0
+
         def knx_ip_interface_mock():
             """Create a xknx knx ip interface mock."""
             mock = Mock()
-            mock.start = AsyncMock()
+            mock.start = AsyncMock(side_effect=disable_rate_limiter)
             mock.stop = AsyncMock()
             mock.send_telegram = AsyncMock(side_effect=self._outgoing_telegrams.put)
             return mock
 
         def fish_xknx(*args, **kwargs):
             """Get the XKNX object from the constructor call."""
-            self.xknx = kwargs["xknx"]
-            # disable rate limiter for tests (before StateUpdater starts)
-            self.xknx.rate_limit = 0
+            self.xknx = args[0]
             return DEFAULT
 
         with patch(