diff --git a/docs/Trainer/Checkpointing.md b/docs/Trainer/Checkpointing.md
index be982334..b88d3d4a 100644
--- a/docs/Trainer/Checkpointing.md
+++ b/docs/Trainer/Checkpointing.md
@@ -12,7 +12,8 @@ checkpoint_callback = ModelCheckpoint(
     save_best_only=True,
     verbose=True,
     monitor='val_loss',
-    mode='min'
+    mode='min',
+    prefix=''
 )
 
 trainer = Trainer(checkpoint_callback=checkpoint_callback)