diff --git a/requirements.txt b/requirements.txt
index f6cb3869..b66503d9 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,7 +1,7 @@
 numpy
 rouge_score
 fire
-openai
+openai==0.28.0
 transformers>=4.28.1
 torch
 sentencepiece