diff --git a/homeassistant/components/knx/manifest.json b/homeassistant/components/knx/manifest.json
index 7c1fa368b83..f48b42f88df 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==2.3.0"],
+  "requirements": ["xknx==2.4.0"],
   "codeowners": ["@Julius2342", "@farmio", "@marvin-w"],
   "quality_scale": "platinum",
   "iot_class": "local_push",
diff --git a/requirements_all.txt b/requirements_all.txt
index fc168e2037a..eaf8cc3e29f 100644
--- a/requirements_all.txt
+++ b/requirements_all.txt
@@ -2644,7 +2644,7 @@ xboxapi==2.0.1
 xiaomi-ble==0.16.1
 
 # homeassistant.components.knx
-xknx==2.3.0
+xknx==2.4.0
 
 # homeassistant.components.bluesound
 # homeassistant.components.fritz
diff --git a/requirements_test_all.txt b/requirements_test_all.txt
index ffa168c565b..7464e5062ab 100644
--- a/requirements_test_all.txt
+++ b/requirements_test_all.txt
@@ -1869,7 +1869,7 @@ xbox-webapi==2.0.11
 xiaomi-ble==0.16.1
 
 # homeassistant.components.knx
-xknx==2.3.0
+xknx==2.4.0
 
 # homeassistant.components.bluesound
 # homeassistant.components.fritz