diff --git a/configs/_base_/models/biggan/biggan-deep_128x128_cvt_hugging-face_rgb.py b/configs/_base_/models/biggan/biggan-deep_128x128_cvt_hugging-face_rgb.py
index 97a099154..4804fded7 100644
--- a/configs/_base_/models/biggan/biggan-deep_128x128_cvt_hugging-face_rgb.py
+++ b/configs/_base_/models/biggan/biggan-deep_128x128_cvt_hugging-face_rgb.py
@@ -9,6 +9,7 @@
         shared_dim=128,
         with_shared_embedding=True,
         sn_eps=1e-6,
+        sn_style='torch',
         init_type='ortho',
         act_cfg=dict(type='ReLU', inplace=True),
         concat_noise=True,
@@ -20,6 +21,7 @@
         num_classes=1000,
         base_channels=128,
         sn_eps=1e-6,
+        sn_style='torch',
         init_type='ortho',
         act_cfg=dict(type='ReLU', inplace=True),
         with_spectral_norm=True),