diff --git a/src/otx/algo/classification/backbones/efficientnet.py b/src/otx/algo/classification/backbones/efficientnet.py
index 8c87d399255..639a4e15a29 100644
--- a/src/otx/algo/classification/backbones/efficientnet.py
+++ b/src/otx/algo/classification/backbones/efficientnet.py
@@ -5,6 +5,7 @@
 
 import math
 import os
+from pathlib import Path
 
 import torch
 import torch.nn.functional as F
@@ -661,6 +662,6 @@ def init_weights(self, pretrained: bool | str | None = None):
             load_checkpoint_to_model(self, checkpoint)
             print(f"init weight - {pretrained}")
         elif pretrained is not None:
-            cache_dir = os.path.join("~", ".cache", "torch", "hub", "checkpoints")
-            download_model(net=self, model_name=self.model_name, local_model_store_dir_path=cache_dir)
+            cache_dir = Path.home() / ".cache" / "torch" / "hub" / "checkpoints"
+            download_model(net=self, model_name=self.model_name, local_model_store_dir_path=str(cache_dir))
             print(f"init weight - {pretrained_urls[self.model_name]}")