diff --git a/ppcls/arch/__init__.py b/ppcls/arch/__init__.py
index da21e101a..3f94501fb 100644
--- a/ppcls/arch/__init__.py
+++ b/ppcls/arch/__init__.py
@@ -35,8 +35,11 @@ __all__ = ["build_model", "RecModel", "DistillationModel", "AttentionModel"]
 def build_model(config):
     arch_config = copy.deepcopy(config["Arch"])
     model_type = arch_config.pop("name")
+    use_sync_bn = arch_config.pop("use_sync_bn", False)
     mod = importlib.import_module(__name__)
     arch = getattr(mod, model_type)(**arch_config)
+    if use_sync_bn:
+        arch = nn.SyncBatchNorm.convert_sync_batchnorm(arch)
     if isinstance(arch, TheseusLayer):
         prune_model(config, arch)
         quantize_model(config, arch)
diff --git a/ppcls/arch/backbone/legendary_models/pp_lcnet.py b/ppcls/arch/backbone/legendary_models/pp_lcnet.py
index 3e3c9941f..88dec2041 100644
--- a/ppcls/arch/backbone/legendary_models/pp_lcnet.py
+++ b/ppcls/arch/backbone/legendary_models/pp_lcnet.py
@@ -321,7 +321,7 @@ def _load_pretrained(pretrained, model, model_url, use_ssld):
         )
 
 
-def PPLCNet_x0_25(pretrained=False, use_ssld=False, use_sync_bn=False, **kwargs):
+def PPLCNet_x0_25(pretrained=False, use_ssld=False, **kwargs):
     """
     PPLCNet_x0_25
     Args:
@@ -337,7 +337,7 @@ def PPLCNet_x0_25(pretrained=False, use_ssld=False, use_sync_bn=False, **kwargs)
     return model
 
 
-def PPLCNet_x0_35(pretrained=False, use_ssld=False, use_sync_bn=False, **kwargs):
+def PPLCNet_x0_35(pretrained=False, use_ssld=False, **kwargs):
     """
     PPLCNet_x0_35
     Args:
@@ -353,7 +353,7 @@ def PPLCNet_x0_35(pretrained=False, use_ssld=False, use_sync_bn=False, **kwargs)
     return model
 
 
-def PPLCNet_x0_5(pretrained=False, use_ssld=False, use_sync_bn=False, **kwargs):
+def PPLCNet_x0_5(pretrained=False, use_ssld=False, **kwargs):
     """
     PPLCNet_x0_5
     Args:
@@ -369,7 +369,7 @@ def PPLCNet_x0_5(pretrained=False, use_ssld=False, use_sync_bn=False, **kwargs):
     return model
 
 
-def PPLCNet_x0_75(pretrained=False, use_ssld=False, use_sync_bn=False, **kwargs):
+def PPLCNet_x0_75(pretrained=False, use_ssld=False, **kwargs):
     """
     PPLCNet_x0_75
     Args:
@@ -385,7 +385,7 @@ def PPLCNet_x0_75(pretrained=False, use_ssld=False, use_sync_bn=False, **kwargs)
     return model
 
 
-def PPLCNet_x1_0(pretrained=False, use_ssld=False, use_sync_bn=False, **kwargs):
+def PPLCNet_x1_0(pretrained=False, use_ssld=False, **kwargs):
     """
     PPLCNet_x1_0
     Args:
@@ -401,7 +401,7 @@ def PPLCNet_x1_0(pretrained=False, use_ssld=False, use_sync_bn=False, **kwargs):
     return model
 
 
-def PPLCNet_x1_5(pretrained=False, use_ssld=False, use_sync_bn=False, **kwargs):
+def PPLCNet_x1_5(pretrained=False, use_ssld=False, **kwargs):
     """
     PPLCNet_x1_5
     Args:
@@ -417,7 +417,7 @@ def PPLCNet_x1_5(pretrained=False, use_ssld=False, use_sync_bn=False, **kwargs):
     return model
 
 
-def PPLCNet_x2_0(pretrained=False, use_ssld=False, use_sync_bn=False, **kwargs):
+def PPLCNet_x2_0(pretrained=False, use_ssld=False, **kwargs):
     """
     PPLCNet_x2_0
     Args:
@@ -433,7 +433,7 @@ def PPLCNet_x2_0(pretrained=False, use_ssld=False, use_sync_bn=False, **kwargs):
     return model
 
 
-def PPLCNet_x2_5(pretrained=False, use_ssld=False, use_sync_bn=False, **kwargs):
+def PPLCNet_x2_5(pretrained=False, use_ssld=False, **kwargs):
     """
     PPLCNet_x2_5
     Args: