diff --git a/pkgs/development/python-modules/altair/default.nix b/pkgs/development/python-modules/altair/default.nix
index b7fbcb552746..3b9b53b9a6c3 100644
--- a/pkgs/development/python-modules/altair/default.nix
+++ b/pkgs/development/python-modules/altair/default.nix
@@ -23,7 +23,7 @@
 
 buildPythonPackage rec {
   pname = "altair";
-  version = "5.1.2";
+  version = "5.2.0";
   format = "pyproject";
   disabled = pythonOlder "3.8";
 
@@ -31,7 +31,7 @@ buildPythonPackage rec {
     owner = "altair-viz";
     repo = "altair";
     rev = "refs/tags/v${version}";
-    hash = "sha256-30M+rt5IfD4hvK5CwaW8HfQacDBPjowff/f9o7iido0=";
+    hash = "sha256-uTG+V0SQgAQtMjvrVvKVKgIBT9qO+26EPRxQCEXj/gc=";
   };
 
   nativeBuildInputs = [