diff --git a/environments/eval_environments/phybench_eval.py b/environments/eval_environments/phybench_eval.py
index f03862b2..b002d983 100644
--- a/environments/eval_environments/phybench_eval.py
+++ b/environments/eval_environments/phybench_eval.py
@@ -69,7 +69,7 @@ PHYBENCH_TAGS = [
 ]
 
 # Prompt template for PHYBench evaluation
-PHYBENCH_PROMPT_TEMPLATE = """You are a physics expert. 
+PHYBENCH_PROMPT_TEMPLATE = """You are a physics expert.
 Please read the following question and provide a step-by-step solution.
 
 Put your final answer, which must be a readable LaTeX formula, in a \\boxed{{}} environment.