diff --git a/docs/Trainer/Training Loop.md b/docs/Trainer/Training Loop.md
index 9b05fd58..2be8da9e 100644
--- a/docs/Trainer/Training Loop.md	
+++ b/docs/Trainer/Training Loop.md	
@@ -19,7 +19,7 @@ Cut the learning rate by 10 at every epoch listed in this list.
 trainer = Trainer(lr_scheduler_milestones=None)
 
 # cut LR by 10 at 100, 200, and 300 epochs 
-trainer = Trainer(lr_scheduler_milestones=[100, 200, 300])
+trainer = Trainer(lr_scheduler_milestones='100, 200, 300')
 ```
 
 ---