diff --git a/monai/visualize/occlusion_sensitivity.py b/monai/visualize/occlusion_sensitivity.py
index d8b99ba220..a69ffd0c61 100644
--- a/monai/visualize/occlusion_sensitivity.py
+++ b/monai/visualize/occlusion_sensitivity.py
@@ -80,7 +80,7 @@ def __init__(
         n_batch: int = 16,
         verbose: bool = True,
         mode: str | float | Callable = "gaussian",
-        overlap: float = 0.25,
+        overlap: float = 0.6,
         activate: bool | Callable = True,
     ) -> None:
         """