diff --git a/packages/convert-scheme/package.nix b/packages/convert-scheme/package.nix
index eae23c9..121a54c 100644
--- a/packages/convert-scheme/package.nix
+++ b/packages/convert-scheme/package.nix
@@ -9,7 +9,7 @@ pkgs.writers.writePython3Bin "convert-scheme" {
 
   def yaml_to_json(yaml_file, json_file):
       with open(yaml_file, 'r') as yml_file:
-          data = yaml.load(yml_file, Loader=yaml.FullLoader)
+          data = yaml.safe_load(yml_file)
 
       with open(json_file, 'w') as json_file:
           json.dump(data, json_file, indent=4)