diff --git a/unsloth/models/rl_replacements.py b/unsloth/models/rl_replacements.py
index fefba2444c..c7fdb4cbde 100644
--- a/unsloth/models/rl_replacements.py
+++ b/unsloth/models/rl_replacements.py
@@ -248,7 +248,7 @@ RL_FUNCTIONS["grpo_trainer"].append(grpo_trainer_compute_loss)
 # https://github.com/huggingface/trl/blob/main/trl/trainer/grpo_trainer.py#L356
 # TRL warns if batch size is not a multiple of num_generations -> fix this.
 def grpo_trainer_fix_batch_size(RLTrainer_source, RLConfig_source):
-    if "multiple of num_generations" not in RLTrainer_source: return ""
+    if "divisible by the number of generations" not in RLTrainer_source: return ""
     if "num_generations" not in RLConfig_source: return ""
 
     check_batch_size = \