fix #4120

Former-commit-id: 2a44da678a5e360a9c0f9056397ac9e801329321

src/llamafactory/extras/misc.py

@@ -65,7 +65,7 @@ def check_dependencies() -> None:
         require_version("datasets>=2.16.0", "To fix: pip install datasets>=2.16.0")
         require_version("accelerate>=0.30.1", "To fix: pip install accelerate>=0.30.1")
         require_version("peft>=0.11.1", "To fix: pip install peft>=0.11.1")
-        require_version("trl>=0.9.3", "To fix: pip install trl>=0.9.3")
+        require_version("trl>=0.8.6", "To fix: pip install trl>=0.8.6")
 
 
 def count_parameters(model: torch.nn.Module) -> Tuple[int, int]: