diff --git a/ppcls/utils/model_zoo.py b/ppcls/utils/model_zoo.py
index dd65e921f3e258b75c911599ee234359f3fd7c51..d023f4d1fbc310d50ca56fa389632b41485a8174 100644
--- a/ppcls/utils/model_zoo.py
+++ b/ppcls/utils/model_zoo.py
@@ -58,9 +58,9 @@ class RetryError(Exception):
         super(RetryError, self).__init__(message)
 
 
-def _get_url(architecture):
+def _get_url(architecture, postfix="tar"):
     prefix = "https://paddle-imagenet-models-name.bj.bcebos.com/"
-    fname = architecture + "_pretrained.tar"
+    fname = architecture + "_pretrained." + postfix
     return prefix + fname
 
 
@@ -193,13 +193,13 @@ def list_models():
     return
 
 
-def get(architecture, path, decompress=True):
+def get(architecture, path, decompress=True, postfix="tar"):
     """
     Get the pretrained model.
     """
     _check_pretrained_name(architecture)
-    url = _get_url(architecture)
+    url = _get_url(architecture, postfix=postfix)
     fname = _download(url, path)
-    if decompress:
+    if postfix == "tar" and decompress:
         _decompress(fname)
     logger.info("download {} finished ".format(fname))
diff --git a/ppcls/utils/pretrained.list b/ppcls/utils/pretrained.list
index 633cafd921d7390f434b2b5f82dad70129349658..91ae4409f9289b0634b4c6fa95ae3e1d75cc42aa 100644
--- a/ppcls/utils/pretrained.list
+++ b/ppcls/utils/pretrained.list
@@ -116,3 +116,4 @@ VGG16
 VGG19
 DarkNet53_ImageNet1k
 ResNet50_ACNet_deploy
+CSPResNet50_leaky
diff --git a/tools/download.py b/tools/download.py
index d9fe1a8ee04a14b31cf4917e60f9348ae51b8d20..35cf77a725a9790c3cd2804ffd4e6ce1509b39de 100644
--- a/tools/download.py
+++ b/tools/download.py
@@ -24,6 +24,7 @@ def parse_args():
     parser = argparse.ArgumentParser()
     parser.add_argument('-a', '--architecture', type=str, default='ResNet50')
     parser.add_argument('-p', '--path', type=str, default='./pretrained/')
+    parser.add_argument('--postfix', type=str, default="tar")
     parser.add_argument('-d', '--decompress', type=str2bool, default=True)
     parser.add_argument('-l', '--list', type=str2bool, default=False)
 
@@ -36,7 +37,8 @@ def main():
     if args.list:
         model_zoo.list_models()
     else:
-        model_zoo.get(args.architecture, args.path, args.decompress)
+        model_zoo.get(args.architecture, args.path, args.decompress,
+                      args.postfix)
 
 
 if __name__ == '__main__':