diff --git a/mlair/model_modules/model_class.py b/mlair/model_modules/model_class.py
index 004fd217411eb0d0e69ce51eb2260a7b120b5b93..d9527b84ef745874f2e849ecb3eaccd55c3c9ed4 100644
--- a/mlair/model_modules/model_class.py
+++ b/mlair/model_modules/model_class.py
@@ -461,7 +461,7 @@ class IntelliO3TsArchitecture(AbstractModelClass):
             self.model = keras.utils.multi_gpu_model(model, self.avail_gpus)
 
     def set_compile_options(self):
-        self.optimizer = keras.optimizers.SGD(lr=self.initial_lr, momentum=0.9)
+        # self.optimizer = keras.optimizers.SGD(lr=self.initial_lr, momentum=0.9)
         self.compile_options = {"optimizer": keras.optimizers.adam(lr=self.initial_lr, amsgrad=True),
                                 "loss": [l_p_loss(4), keras.losses.mean_squared_error],
                                 "metrics": ['mse'],