diff --git a/tests/post_training/pipelines/image_classification_timm.py b/tests/post_training/pipelines/image_classification_timm.py
index 00171d701b7..bd02f6635d7 100644
--- a/tests/post_training/pipelines/image_classification_timm.py
+++ b/tests/post_training/pipelines/image_classification_timm.py
@@ -54,14 +54,7 @@ def prepare_model(self) -> None:
 
         if self.backend == BackendType.ONNX:
             onnx_path = self.output_model_dir / "model_fp32.onnx"
-            torch.onnx.export(
-                timm_model,
-                self.dummy_tensor,
-                onnx_path,
-                export_params=True,
-                opset_version=13,
-                do_constant_folding=False,
-            )
+            torch.onnx.export(timm_model, self.dummy_tensor, onnx_path, export_params=True, opset_version=13)
             self.model = onnx.load(onnx_path)
             self.input_name = self.model.graph.input[0].name
 
diff --git a/tests/post_training/reference_data.yaml b/tests/post_training/reference_data.yaml
index 9309b93b7be..1ef8b61cc0b 100644
--- a/tests/post_training/reference_data.yaml
+++ b/tests/post_training/reference_data.yaml
@@ -175,7 +175,7 @@ timm/levit_128_backend_TORCH:
     metric_value: 0.73346
     metric_value_fp32: 0.7405
 timm/levit_128_backend_ONNX:
-    metric_value: 0.73184
+    metric_value: 0.73286
     metric_value_fp32: 0.7405
 timm/levit_128_backend_OV:
     metric_value: 0.7334
@@ -321,7 +321,7 @@ timm/visformer_small_backend_TORCH:
     metric_value: 0.77728
     metric_value_fp32: 0.77902
 timm/visformer_small_backend_ONNX:
-    metric_value: 0.77432
+    metric_value: 0.77678
     metric_value_fp32: 0.77902
 timm/visformer_small_backend_OV:
     metric_value: 0.77686