diff --git a/python/requirements_tune.txt b/python/requirements_tune.txt
index e4f8d7c39..c87eafa9b 100644
--- a/python/requirements_tune.txt
+++ b/python/requirements_tune.txt
@@ -18,7 +18,7 @@ mxnet
 nevergrad
 optuna
 pytest-remotedata>=0.3.1
-pytorch-lightning
+pytorch-lightning==1.0.3
 pytorch-lightning-bolts
 scikit-learn
 scikit-optimize