diff --git a/python/delta_sharing/protocol.py b/python/delta_sharing/protocol.py
index 9dbebd327..49ca13736 100644
--- a/python/delta_sharing/protocol.py
+++ b/python/delta_sharing/protocol.py
@@ -74,7 +74,7 @@ def from_json(json) -> "DeltaSharingProfile":
                 bearer_token = json["bearerToken"],
                 expiration_time = json.get("expirationTime"),
             )
-        else:
+        elif share_credentials_version == 2:
             type = json["type"]
             if type == "persistent_oauth2.0":
                 token_endpoint = json["token_endpoint"]
@@ -108,7 +108,15 @@ def from_json(json) -> "DeltaSharingProfile":
                 raise ValueError(
                 "The current release does not supports {type} type. "
                 "Please check type."
-            )            
+            )
+        else:
+            raise ValueError(
+                "'shareCredentialsVersion' in the profile is "
+                f"{share_credentials_version} which is too new. "
+                f"The current release supports version {DeltaSharingProfile.CURRENT} and below. "
+                "Please upgrade to a newer release."
+            )
+
 
 
 @dataclass(frozen=True)