diff --git a/paddlespeech/t2s/exps/syn_utils.py b/paddlespeech/t2s/exps/syn_utils.py
index d29dd8110..acfaa012d 100644
--- a/paddlespeech/t2s/exps/syn_utils.py
+++ b/paddlespeech/t2s/exps/syn_utils.py
@@ -30,6 +30,7 @@ from paddle.io import DataLoader
 from paddle.static import InputSpec
 from yacs.config import CfgNode
 
+import paddlespeech.utils
 from paddlespeech.t2s.datasets.am_batch_fn import *
 from paddlespeech.t2s.datasets.data_table import DataTable
 from paddlespeech.t2s.datasets.vocoder_batch_fn import Clip_static
@@ -589,8 +590,17 @@ def get_predictor(
             "Predict by TensorRT mode: {}, expect device=='gpu', but device == {}".
             format(precision, device))
 
-    config = inference.Config(
-        str(Path(model_dir) / model_file), str(Path(model_dir) / params_file))
+    # after paddle 3.0, support new inference interface
+    if paddlespeech.utils.satisfy_paddle_version('3.0.0-beta'):
+        model_name = str(model_file).rsplit('.', 1)[0]
+        assert model_name == str(params_file).rstrip(
+            '.pdiparams'
+        ), "The prefix of model_file and params_file should be same."
+        config = inference.Config(model_dir, model_name)
+    else:
+        config = inference.Config(
+            str(Path(model_dir) / model_file),
+            str(Path(model_dir) / params_file))
     if paddle.__version__ <= "2.5.2" and paddle.__version__ != "0.0.0":
         config.enable_memory_optim()
     config.switch_ir_optim(True)