diff --git a/homeassistant/components/landisgyr_heat_meter/manifest.json b/homeassistant/components/landisgyr_heat_meter/manifest.json
index 359ca1acea6..9d1faa570b7 100644
--- a/homeassistant/components/landisgyr_heat_meter/manifest.json
+++ b/homeassistant/components/landisgyr_heat_meter/manifest.json
@@ -3,7 +3,7 @@
   "name": "Landis+Gyr Heat Meter",
   "config_flow": true,
   "documentation": "https://www.home-assistant.io/integrations/landisgyr_heat_meter",
-  "requirements": ["ultraheat-api==0.4.1"],
+  "requirements": ["ultraheat-api==0.4.3"],
   "ssdp": [],
   "zeroconf": [],
   "homekit": {},
diff --git a/requirements_all.txt b/requirements_all.txt
index ceab6c312d1..b19c46ea543 100644
--- a/requirements_all.txt
+++ b/requirements_all.txt
@@ -2432,7 +2432,7 @@ twitchAPI==2.5.2
 uasiren==0.0.1
 
 # homeassistant.components.landisgyr_heat_meter
-ultraheat-api==0.4.1
+ultraheat-api==0.4.3
 
 # homeassistant.components.unifiprotect
 unifi-discovery==1.1.6
diff --git a/requirements_test_all.txt b/requirements_test_all.txt
index 2abb171ba09..091926106f0 100644
--- a/requirements_test_all.txt
+++ b/requirements_test_all.txt
@@ -1663,7 +1663,7 @@ twitchAPI==2.5.2
 uasiren==0.0.1
 
 # homeassistant.components.landisgyr_heat_meter
-ultraheat-api==0.4.1
+ultraheat-api==0.4.3
 
 # homeassistant.components.unifiprotect
 unifi-discovery==1.1.6