diff --git a/x2paddle/op_mapper/onnx_directly_map.py b/x2paddle/op_mapper/onnx_directly_map.py
index 1f9f665c0143ae29c2360d2b9220ea9b101362a3..975eadf51cb6735b2d345e89fea2726ac6b9149a 100644
--- a/x2paddle/op_mapper/onnx_directly_map.py
+++ b/x2paddle/op_mapper/onnx_directly_map.py
@@ -78,6 +78,7 @@ default_op_mapping = {
                 dict(), dict(axis=1)],
     'Sqrt': ['sqrt', ['X'], ['Out']],
     'Floor': ['floor', ['X'], ['Out']],
+    'Abs': ['abs', ['X'], ['Out']],
 }
 
 default_ioa_constraint = {