diff --git a/pkgs/development/python-modules/pyairvisual/default.nix b/pkgs/development/python-modules/pyairvisual/default.nix
index 65f70efb7c5b..fadb3f58d509 100644
--- a/pkgs/development/python-modules/pyairvisual/default.nix
+++ b/pkgs/development/python-modules/pyairvisual/default.nix
@@ -15,7 +15,7 @@
 
 buildPythonPackage rec {
   pname = "pyairvisual";
-  version = "5.0.8";
+  version = "5.0.9";
   format = "pyproject";
 
   disabled = pythonOlder "3.6";
@@ -24,7 +24,7 @@ buildPythonPackage rec {
     owner = "bachya";
     repo = pname;
     rev = version;
-    sha256 = "sha256-QgMc0O5jk5LgKQg9ZMCZd3dNLv1typm1Rp2u8kSsqYk=";
+    sha256 = "1jfbwnipklpgxjgsgsx4j53anbqyrbgvj0wb84fvsm32jq9m8avf";
   };
 
   nativeBuildInputs = [ poetry-core ];