diff --git a/optimum/exporters/onnx/model_configs.py b/optimum/exporters/onnx/model_configs.py
index 776a1f8506..a8fa6c1e01 100644
--- a/optimum/exporters/onnx/model_configs.py
+++ b/optimum/exporters/onnx/model_configs.py
@@ -744,7 +744,7 @@ def generate(self, input_name: str, framework: str = "pt", int_dtype: str = "int
 
 
 class Dinov2OnnxConfig(ViTOnnxConfig):
-    DUMMY_INPUT_GENERATOR_CLASSES = (Dinov2DummyInputGenerator, )
+    DUMMY_INPUT_GENERATOR_CLASSES = (Dinov2DummyInputGenerator,)
 
 
 class MobileViTOnnxConfig(ViTOnnxConfig):