diff --git a/tools/test.py b/tools/test.py
index f09e298..a36971e 100644
--- a/tools/test.py
+++ b/tools/test.py
@@ -140,8 +140,9 @@ def main():
     # set cudnn_benchmark
     if cfg.get("cudnn_benchmark", False):
         torch.backends.cudnn.benchmark = True
-
-    cfg.model.pretrained = None
+    # fix issue mentioned in https://github.com/microsoft/SoftTeacher/issues/111
+    if "pretrained" in cfg.model:
+        cfg.model.pretrained = None
     if cfg.model.get("neck"):
         if isinstance(cfg.model.neck, list):
             for neck_cfg in cfg.model.neck: