diff --git a/tutorials/train/object_detection/ppyolo.py b/tutorials/train/object_detection/ppyolo.py
index 7f1d4e32dd055851babd6eed5f823d4ea9c637e1..63b47a95671692e89761251e9a1059cac9b542eb 100644
--- a/tutorials/train/object_detection/ppyolo.py
+++ b/tutorials/train/object_detection/ppyolo.py
@@ -52,7 +52,7 @@ model.train(
     train_dataset=train_dataset,
     train_batch_size=8,
     eval_dataset=eval_dataset,
-    learning_rate=0.0005,
+    learning_rate=0.000125,
     lr_decay_epochs=[210, 240],
     save_dir='output/ppyolo',
     use_vdl=True)