diff --git a/src/anemoi/registry/commands/entry.py b/src/anemoi/registry/commands/entry.py
index bbc4ca1..1aa8196 100644
--- a/src/anemoi/registry/commands/entry.py
+++ b/src/anemoi/registry/commands/entry.py
@@ -86,9 +86,10 @@ def check_arguments(self, args):
 
     def run(self, args):
         path = args.path
-        if "/" not in path:
+        if "/" not in path[1:] or not path.startswith("/"):
             raise ValueError("Invalid API path {path}")
-        collection, *_ = path.split("/")
+
+        _, collection, *_ = path.split("/")
         if collection not in ("datasets", "experiments", "weights", "queues"):
             LOG.warning(f"Unknown collection {collection}")
 
@@ -192,7 +193,7 @@ def load(self, args):
                 LOG.error(f"Entry in {args.path} does not exists. Using --create to create it.")
                 raise ValueError(f"Entry in {args.path} does not exists. Using --create to create it.")
 
-            collection, _ = args.path.split("/")
+            _, collection, *_ = args.path.split("/")
             res = rest.post(collection, edited)
             LOG.info(f"Entry in {collection} has been created : {res}.")