diff --git a/scripts/meta.py b/scripts/meta.py
index 1741a4adc..c3c4cac90 100755
--- a/scripts/meta.py
+++ b/scripts/meta.py
@@ -49,7 +49,7 @@ class Main(App):
         for path in self.args.input[0]:
             with open(path, mode="r") as file:
                 dict = json.loads(file.read())
-                full |= dict
+                full.update(dict)
 
         print(json.dumps(full, indent=4))
         return 0