diff --git a/x2paddle/op_mapper/tf_op_mapper.py b/x2paddle/op_mapper/tf_op_mapper.py
index 1fd0a4ebe0222765090d7f860dc03ec71dbd5de5..d2ed2944fd257df2ef0e5cfc7e5451abde6245aa 100644
--- a/x2paddle/op_mapper/tf_op_mapper.py
+++ b/x2paddle/op_mapper/tf_op_mapper.py
@@ -545,7 +545,7 @@ class TFOpMapper(OpMapper):
 
         program.add_layer(
             kernel="fluid.layers.pad",
-            inputs={"input": input.name},
+            inputs={"x": input.name},
             outputs=[node.name],
             paddings=paddings)