diff --git a/homeassistant/components/zhong_hong/manifest.json b/homeassistant/components/zhong_hong/manifest.json
index 94ca40091bf9..52482564712e 100644
--- a/homeassistant/components/zhong_hong/manifest.json
+++ b/homeassistant/components/zhong_hong/manifest.json
@@ -8,5 +8,5 @@
   "iot_class": "local_push",
   "loggers": ["zhong_hong_hvac"],
   "quality_scale": "legacy",
-  "requirements": ["zhong-hong-hvac==1.0.19"]
+  "requirements": ["zhong-hong-hvac==1.0.21"]
 }
diff --git a/requirements_all.txt b/requirements_all.txt
index 346388511b62..ff221d01fa83 100644
--- a/requirements_all.txt
+++ b/requirements_all.txt
@@ -3555,7 +3555,7 @@ zha-quirks==2.2.2
 zha==2.2.2
 
 # homeassistant.components.zhong_hong
-zhong-hong-hvac==1.0.19
+zhong-hong-hvac==1.0.21
 
 # homeassistant.components.ziggo_mediabox_xl
 ziggo-mediabox-xl==1.1.0