diff --git a/ppcls/arch/backbone/variant_models/__init__.py b/ppcls/arch/backbone/variant_models/__init__.py
index e87a0e098cf19e4066c39c060d174512b64451a2..34fcdeb2c6d60bf07bd54687d472dabb5b4ae825 100644
--- a/ppcls/arch/backbone/variant_models/__init__.py
+++ b/ppcls/arch/backbone/variant_models/__init__.py
@@ -1 +1,2 @@
 from .resnet_variant import ResNet50_last_stage_stride1
+from .vgg_variant import VGG19Sigmoid