diff --git a/zeus/optimizer/power_limit.py b/zeus/optimizer/power_limit.py
index 0d1fda78..f49fbe20 100644
--- a/zeus/optimizer/power_limit.py
+++ b/zeus/optimizer/power_limit.py
@@ -46,7 +46,7 @@
 from zeus.util.logging import get_logger
 from zeus.util.metric import zeus_cost
 
-
+ 
 class OptimumSelector(ABC):
     """Base class for optimum power limit selectors."""