diff --git a/homeassistant/components/weatherflow_cloud/manifest.json b/homeassistant/components/weatherflow_cloud/manifest.json
index 361349dcbe8..93df04d833c 100644
--- a/homeassistant/components/weatherflow_cloud/manifest.json
+++ b/homeassistant/components/weatherflow_cloud/manifest.json
@@ -5,5 +5,5 @@
   "config_flow": true,
   "documentation": "https://www.home-assistant.io/integrations/weatherflow_cloud",
   "iot_class": "cloud_polling",
-  "requirements": ["weatherflow4py==0.2.20"]
+  "requirements": ["weatherflow4py==0.2.21"]
 }
diff --git a/requirements_all.txt b/requirements_all.txt
index c8569e26b56..8ac84a8608d 100644
--- a/requirements_all.txt
+++ b/requirements_all.txt
@@ -2879,7 +2879,7 @@ watchdog==2.3.1
 waterfurnace==1.1.0
 
 # homeassistant.components.weatherflow_cloud
-weatherflow4py==0.2.20
+weatherflow4py==0.2.21
 
 # homeassistant.components.webmin
 webmin-xmlrpc==0.0.2
diff --git a/requirements_test_all.txt b/requirements_test_all.txt
index c6eb1178748..3b855490169 100644
--- a/requirements_test_all.txt
+++ b/requirements_test_all.txt
@@ -2241,7 +2241,7 @@ wallbox==0.6.0
 watchdog==2.3.1
 
 # homeassistant.components.weatherflow_cloud
-weatherflow4py==0.2.20
+weatherflow4py==0.2.21
 
 # homeassistant.components.webmin
 webmin-xmlrpc==0.0.2