diff --git a/examples/NLU/examples/research_projects/seq2seq-distillation/requirements.txt b/examples/NLU/examples/research_projects/seq2seq-distillation/requirements.txt
index 0cd973d4..64d10c97 100644
--- a/examples/NLU/examples/research_projects/seq2seq-distillation/requirements.txt
+++ b/examples/NLU/examples/research_projects/seq2seq-distillation/requirements.txt
@@ -4,7 +4,7 @@ psutil
 sacrebleu
 rouge-score
 tensorflow_datasets
-pytorch-lightning==1.0.4
+pytorch-lightning==1.6.0
 matplotlib
 git-python==1.0.3
 faiss-cpu