diff --git a/proto/substrait/algebra.proto b/proto/substrait/algebra.proto
index 259b504a2..7b52bf403 100644
--- a/proto/substrait/algebra.proto
+++ b/proto/substrait/algebra.proto
@@ -118,10 +118,9 @@ message ReadRel {
       // The format of the files
       oneof file_format {
         google.protobuf.Empty parquet = 9;
-        google.protobuf.Empty arrow_file = 10;
-        google.protobuf.Empty arrow_stream = 11;
-        google.protobuf.Empty orc = 12;
-        google.protobuf.Any extension = 13;
+        google.protobuf.Empty arrow = 10;
+        google.protobuf.Empty orc = 11;
+        google.protobuf.Any extension = 12;
       }
 
     }