diff --git a/homeassistant/components/cync/manifest.json b/homeassistant/components/cync/manifest.json
index b61a3165a1db..99088ad45768 100644
--- a/homeassistant/components/cync/manifest.json
+++ b/homeassistant/components/cync/manifest.json
@@ -7,5 +7,5 @@
   "integration_type": "hub",
   "iot_class": "cloud_push",
   "quality_scale": "bronze",
-  "requirements": ["pycync==0.4.1"]
+  "requirements": ["pycync==0.4.2"]
 }
diff --git a/requirements_all.txt b/requirements_all.txt
index 586ab04ac723..c425b65dd833 100644
--- a/requirements_all.txt
+++ b/requirements_all.txt
@@ -1945,7 +1945,7 @@ pycsspeechtts==1.0.8
 # pycups==2.0.4
 
 # homeassistant.components.cync
-pycync==0.4.1
+pycync==0.4.2
 
 # homeassistant.components.daikin
 pydaikin==2.17.1
diff --git a/requirements_test_all.txt b/requirements_test_all.txt
index 9ac5f8111a05..4bc252c9b198 100644
--- a/requirements_test_all.txt
+++ b/requirements_test_all.txt
@@ -1638,7 +1638,7 @@ pycsspeechtts==1.0.8
 # pycups==2.0.4
 
 # homeassistant.components.cync
-pycync==0.4.1
+pycync==0.4.2
 
 # homeassistant.components.daikin
 pydaikin==2.17.1