diff --git a/platypush/plugins/inspect/_cache.py b/platypush/plugins/inspect/_cache.py
index 092238d9..9494e1af 100644
--- a/platypush/plugins/inspect/_cache.py
+++ b/platypush/plugins/inspect/_cache.py
@@ -123,6 +123,7 @@ class Cache:
                     'items': self.to_dict(),
                 },
                 cls=Message.Encoder,
+                sort_keys=True,
             ).encode()
         )