diff --git a/pyproject.toml b/pyproject.toml
index 3015563c1d..c2cf4ae9ef 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -42,7 +42,7 @@ huggingface = [
     "wheel>=0.42.0",
     "numpy",
     "accelerate>=0.26.1",
-    "trl>=0.7.9",
+    "trl>=0.7.9,<0.9.0",
     "peft>=0.7.1,!=0.11.0",
     "protobuf<4.0.0",
 ]