diff --git a/monai/data/wsi_reader.py b/monai/data/wsi_reader.py
index 71c933adb7..0d3924182c 100644
--- a/monai/data/wsi_reader.py
+++ b/monai/data/wsi_reader.py
@@ -555,9 +555,6 @@ class OpenSlideWSIReader(BaseWSIReader):
     supported_suffixes = ["tif", "tiff", "svs"]
     backend = "openslide"
 
-    def __init__(self, level: int = 0, channel_dim: int = 0, **kwargs):
-        super().__init__(level, channel_dim, **kwargs)
-
     @staticmethod
     def get_level_count(wsi) -> int:
         """
@@ -702,9 +699,6 @@ class TiffFileWSIReader(BaseWSIReader):
     supported_suffixes = ["tif", "tiff", "svs"]
     backend = "tifffile"
 
-    def __init__(self, level: int = 0, channel_dim: int = 0, **kwargs):
-        super().__init__(level, channel_dim, **kwargs)
-
     @staticmethod
     def get_level_count(wsi) -> int:
         """