diff --git a/pytorch_lightning/loggers/base.py b/pytorch_lightning/loggers/base.py
index fc232b579b337..e113f163c1ae3 100644
--- a/pytorch_lightning/loggers/base.py
+++ b/pytorch_lightning/loggers/base.py
@@ -77,7 +77,7 @@ def after_save_checkpoint(self, checkpoint_callback: "ReferenceType[ModelCheckpo
         Called after model checkpoint callback saves a new checkpoint
 
         Args:
-            model_checkpoint: the model checkpoint callback instance
+            checkpoint_callback: the model checkpoint callback instance
         """
         pass