diff --git a/homeassistant/components/melcloud/manifest.json b/homeassistant/components/melcloud/manifest.json
index f875984453d..355f4c9058b 100644
--- a/homeassistant/components/melcloud/manifest.json
+++ b/homeassistant/components/melcloud/manifest.json
@@ -3,7 +3,7 @@
   "name": "MELCloud",
   "config_flow": true,
   "documentation": "https://www.home-assistant.io/integrations/melcloud",
-  "requirements": ["pymelcloud==2.5.5"],
+  "requirements": ["pymelcloud==2.5.6"],
   "codeowners": ["@vilppuvuorinen"],
   "iot_class": "cloud_polling"
 }
diff --git a/requirements_all.txt b/requirements_all.txt
index 9747dba5700..88ebb0f1a2a 100644
--- a/requirements_all.txt
+++ b/requirements_all.txt
@@ -1640,7 +1640,7 @@ pymazda==0.2.2
 pymediaroom==0.6.4.1
 
 # homeassistant.components.melcloud
-pymelcloud==2.5.5
+pymelcloud==2.5.6
 
 # homeassistant.components.meteoclimatic
 pymeteoclimatic==0.0.6
diff --git a/requirements_test_all.txt b/requirements_test_all.txt
index ddd6dc0849a..a1ece5222d4 100644
--- a/requirements_test_all.txt
+++ b/requirements_test_all.txt
@@ -1004,7 +1004,7 @@ pymata-express==1.19
 pymazda==0.2.2
 
 # homeassistant.components.melcloud
-pymelcloud==2.5.5
+pymelcloud==2.5.6
 
 # homeassistant.components.meteoclimatic
 pymeteoclimatic==0.0.6