diff --git a/homeassistant/components/asuswrt/__init__.py b/homeassistant/components/asuswrt/__init__.py
index 3fc0e9d6476..9b004b5bc04 100644
--- a/homeassistant/components/asuswrt/__init__.py
+++ b/homeassistant/components/asuswrt/__init__.py
@@ -9,7 +9,7 @@ from homeassistant.const import (
 from homeassistant.helpers import config_validation as cv
 from homeassistant.helpers.discovery import async_load_platform
 
-REQUIREMENTS = ['aioasuswrt==1.1.20']
+REQUIREMENTS = ['aioasuswrt==1.1.21']
 
 _LOGGER = logging.getLogger(__name__)
 
diff --git a/requirements_all.txt b/requirements_all.txt
index 7a077bb0445..f07763d45d6 100644
--- a/requirements_all.txt
+++ b/requirements_all.txt
@@ -97,7 +97,7 @@ afsapi==0.0.4
 aioambient==0.1.3
 
 # homeassistant.components.asuswrt
-aioasuswrt==1.1.20
+aioasuswrt==1.1.21
 
 # homeassistant.components.device_tracker.automatic
 aioautomatic==0.6.5