diff --git a/pkgs/development/python-modules/uplc/default.nix b/pkgs/development/python-modules/uplc/default.nix
index 8d93cd592626..bc2111a78ca5 100644
--- a/pkgs/development/python-modules/uplc/default.nix
+++ b/pkgs/development/python-modules/uplc/default.nix
@@ -15,7 +15,7 @@
 
 buildPythonPackage rec {
   pname = "uplc";
-  version = "0.6.9";
+  version = "1.0.4";
 
   format = "pyproject";
 
@@ -23,10 +23,9 @@ buildPythonPackage rec {
     owner = "OpShin";
     repo = "uplc";
     rev = version;
-    hash = "sha256-djJMNXijMVzMVzw8NZSe3YFRGyAPqdvr0P374Za5XkU=";
+    hash = "sha256-Mio6VVgQKy1GMeHNk0DITks9Nhr3lA1t7zewu9734j4=";
   };
 
-
   propagatedBuildInputs = [
     setuptools
     poetry-core