diff --git a/pkgs/development/python-modules/hy/default.nix b/pkgs/development/python-modules/hy/default.nix
index 8a8b29315f8e..a07181cdcd2e 100644
--- a/pkgs/development/python-modules/hy/default.nix
+++ b/pkgs/development/python-modules/hy/default.nix
@@ -14,7 +14,7 @@
 
 buildPythonPackage rec {
   pname = "hy";
-  version = "0.29.0";
+  version = "1.0.0";
   pyproject = true;
 
   disabled = pythonOlder "3.8";
@@ -23,7 +23,7 @@ buildPythonPackage rec {
     owner = "hylang";
     repo = "hy";
     rev = "refs/tags/${version}";
-    hash = "sha256-8b2V78mwzSThmVl1SfMGBw8VSpE5rCuucnIyD0nq5To=";
+    hash = "sha256-o6txdC8TOdaILAJP9LDAhJ587p+mw0bUEGLneQQYW9c=";
   };
 
   # https://github.com/hylang/hy/blob/1.0a4/get_version.py#L9-L10