diff --git a/downloads-generation/models_class1/hyperparameters.yaml b/downloads-generation/models_class1/hyperparameters.yaml
index 9c4a232b3b1773dabd1136cc1071bea26b3a7d1b..7aa63d6c14763e6a262f967b33e3e789c60f482f 100644
--- a/downloads-generation/models_class1/hyperparameters.yaml
+++ b/downloads-generation/models_class1/hyperparameters.yaml
@@ -10,7 +10,7 @@
 "max_epochs": 500,
 "patience": 20,
 "early_stopping": true,
-"validation_split": 0.1,
+"validation_split": 0.2,
 "minibatch_size": 128,
 "loss": "custom:mse_with_inequalities",