diff --git a/homeassistant/components/weatherflow/manifest.json b/homeassistant/components/weatherflow/manifest.json
index e2671d74cda..3c34250652d 100644
--- a/homeassistant/components/weatherflow/manifest.json
+++ b/homeassistant/components/weatherflow/manifest.json
@@ -7,5 +7,5 @@
   "integration_type": "hub",
   "iot_class": "local_push",
   "loggers": ["pyweatherflowudp"],
-  "requirements": ["pyweatherflowudp==1.4.2"]
+  "requirements": ["pyweatherflowudp==1.4.3"]
 }
diff --git a/requirements_all.txt b/requirements_all.txt
index d9dc9f6439b..5fcf0dc6fd6 100644
--- a/requirements_all.txt
+++ b/requirements_all.txt
@@ -2249,7 +2249,7 @@ pyvolumio==0.1.5
 pywaze==0.5.0
 
 # homeassistant.components.weatherflow
-pyweatherflowudp==1.4.2
+pyweatherflowudp==1.4.3
 
 # homeassistant.components.html5
 pywebpush==1.9.2
diff --git a/requirements_test_all.txt b/requirements_test_all.txt
index 76b6ca777ac..75446892ece 100644
--- a/requirements_test_all.txt
+++ b/requirements_test_all.txt
@@ -1675,7 +1675,7 @@ pyvolumio==0.1.5
 pywaze==0.5.0
 
 # homeassistant.components.weatherflow
-pyweatherflowudp==1.4.2
+pyweatherflowudp==1.4.3
 
 # homeassistant.components.html5
 pywebpush==1.9.2