diff --git a/homeassistant/package_constraints.txt b/homeassistant/package_constraints.txt
index 0f3c9ac255d..f6666c829e0 100644
--- a/homeassistant/package_constraints.txt
+++ b/homeassistant/package_constraints.txt
@@ -7,7 +7,7 @@ voluptuous==0.11.1
 typing>=3,<4
 aiohttp==3.1.3
 async_timeout==2.0.1
-astral==1.6
+astral==1.6.1
 certifi>=2017.4.17
 attrs==18.1.0
 
diff --git a/requirements_all.txt b/requirements_all.txt
index 395253c0f21..88dd3d60904 100644
--- a/requirements_all.txt
+++ b/requirements_all.txt
@@ -8,7 +8,7 @@ voluptuous==0.11.1
 typing>=3,<4
 aiohttp==3.1.3
 async_timeout==2.0.1
-astral==1.6
+astral==1.6.1
 certifi>=2017.4.17
 attrs==18.1.0
 
diff --git a/setup.py b/setup.py
index 3db7c737a2c..8a68617afd9 100755
--- a/setup.py
+++ b/setup.py
@@ -51,7 +51,7 @@ REQUIRES = [
     'typing>=3,<4',
     'aiohttp==3.1.3',
     'async_timeout==2.0.1',
-    'astral==1.6',
+    'astral==1.6.1',
     'certifi>=2017.4.17',
     'attrs==18.1.0',
 ]