diff --git a/homeassistant/components/alarmdecoder/manifest.json b/homeassistant/components/alarmdecoder/manifest.json
index fa2bcca389f..a762d698545 100644
--- a/homeassistant/components/alarmdecoder/manifest.json
+++ b/homeassistant/components/alarmdecoder/manifest.json
@@ -2,7 +2,7 @@
   "domain": "alarmdecoder",
   "name": "AlarmDecoder",
   "documentation": "https://www.home-assistant.io/integrations/alarmdecoder",
-  "requirements": ["adext==0.4.1"],
+  "requirements": ["adext==0.4.2"],
   "codeowners": ["@ajschmidt8"],
   "config_flow": true,
   "iot_class": "local_push"
diff --git a/requirements_all.txt b/requirements_all.txt
index 881204da143..2054159d430 100644
--- a/requirements_all.txt
+++ b/requirements_all.txt
@@ -108,7 +108,7 @@ adafruit-circuitpython-mcp230xx==2.2.2
 adb-shell[async]==0.3.1
 
 # homeassistant.components.alarmdecoder
-adext==0.4.1
+adext==0.4.2
 
 # homeassistant.components.adguard
 adguardhome==0.5.0
diff --git a/requirements_test_all.txt b/requirements_test_all.txt
index feb3d094e49..9af5fb43134 100644
--- a/requirements_test_all.txt
+++ b/requirements_test_all.txt
@@ -51,7 +51,7 @@ accuweather==0.2.0
 adb-shell[async]==0.3.1
 
 # homeassistant.components.alarmdecoder
-adext==0.4.1
+adext==0.4.2
 
 # homeassistant.components.adguard
 adguardhome==0.5.0