diff --git a/ethosu/vela/tflite_mapping.py b/ethosu/vela/tflite_mapping.py
index c6981aa..e2b9076 100644
--- a/ethosu/vela/tflite_mapping.py
+++ b/ethosu/vela/tflite_mapping.py
@@ -539,7 +539,7 @@
             ),
         ),
     ),
-    # BuiltinOperator.PRELU : "",
+    BuiltinOperator.PRELU : ("Prelu", None),
     BuiltinOperator.MAXIMUM: ("Maximum", OptionsSerializer("MaximumMinimumOptions")),
     BuiltinOperator.ARG_MAX: (
         "ArgMax",