diff --git a/unsloth/models/rl_replacements.py b/unsloth/models/rl_replacements.py
index 6098336e12..5c6cb0c643 100644
--- a/unsloth/models/rl_replacements.py
+++ b/unsloth/models/rl_replacements.py
@@ -26,7 +26,7 @@ RL_FUNCTIONS  = defaultdict(list)
 def sft_trainer_fix_untraiend_tokens(call_args, extra_args):
     if "model" in call_args and "train_dataset" in call_args:
         fix_tokenizer = \
-        "IGNORED_TOKENIZER_NAMES = os.environ.get('UNSLOTH_IGNORED_TOKENIZER_NAMES', '').split('\n')\n"\
+        "IGNORED_TOKENIZER_NAMES = os.environ.get('UNSLOTH_IGNORED_TOKENIZER_NAMES', '').split('\\n')\n"\
         "from unsloth_zoo.tokenizer_utils import fix_untrained_tokens\n"\
         "from unsloth_zoo.training_utils  import fix_zero_training_loss\n"\
         "if 'tokenizer' not in locals(): tokenizer = processing_class\n"\