diff --git a/ethosu/vela/tflite/CallOptions.py b/ethosu/vela/tflite/CallOptions.py
index 5ae2eea..3216f8a 100644
--- a/ethosu/vela/tflite/CallOptions.py
+++ b/ethosu/vela/tflite/CallOptions.py
@@ -14,6 +14,10 @@
         x.Init(buf, n + offset)
         return x
 
+    @classmethod
+    def CallOptionsBufferHasIdentifier(cls, buf, offset, size_prefixed=False):
+        return flatbuffers.util.BufferHasIdentifier(buf, offset, b"\x54\x46\x4C\x33", size_prefixed=size_prefixed)
+
     # CallOptions
     def Init(self, buf, pos):
         self._tab = flatbuffers.table.Table(buf, pos)