diff --git a/optimum/exporters/neuron/model_configs/decoder_configs.py b/optimum/exporters/neuron/model_configs/decoder_configs.py
index 1dd30fb0b..7013090bc 100644
--- a/optimum/exporters/neuron/model_configs/decoder_configs.py
+++ b/optimum/exporters/neuron/model_configs/decoder_configs.py
@@ -12,12 +12,7 @@
 # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 # See the License for the specific language governing permissions and
 # limitations under the License.
-"""Neuron export configurations for decoder models."""
-
-import importlib
-
-from transformers_neuronx import ContinuousBatchingConfig
-from transformers_neuronx import NeuronConfig as TnxNeuronConfig
+"""Neuron export configurations for models using transformers_neuronx."""
 
 from optimum.exporters.tasks import TasksManager
 
@@ -168,6 +163,7 @@ class GraniteNeuronConfig(NeuronDecoderExportConfig):
     NEURONX_CLASS = GraniteForSampling
     CONTINUOUS_BATCHING = True
 
+
 @register_in_tasks_manager("phi4", "text-generation")
 class Phi4NeuronConfig(TextNeuronDecoderConfig):
     NEURONX_CLASS = Phi4ForSampling