diff --git a/torchtnt/utils/loggers/tensorboard.py b/torchtnt/utils/loggers/tensorboard.py
index 7f6b00fb7f..e748097152 100644
--- a/torchtnt/utils/loggers/tensorboard.py
+++ b/torchtnt/utils/loggers/tensorboard.py
@@ -93,7 +93,7 @@ def log_dict(self, payload: Mapping[str, Scalar], step: int) -> None:
 
         Args:
             payload (dict): dictionary of tag name and scalar value
-            step (int, Optional): step value to record
+            step (int): step value to record
         """
 
         if self._writer:
@@ -106,7 +106,7 @@ def log(self, name: str, data: Scalar, step: int) -> None:
         Args:
             name (string): tag name used to group scalars
             data (float/int/Tensor): scalar data to log
-            step (int, optional): step value to record
+            step (int): step value to record
         """
 
         if self._writer: