diff --git a/models/common.py b/models/common.py
index 111af708de..edb5edc9fe 100644
--- a/models/common.py
+++ b/models/common.py
@@ -444,7 +444,7 @@ def forward(self, x):
     
 
 class ImplicitM(nn.Module):
-    def __init__(self, channel, mean=0., std=.02):
+    def __init__(self, channel, mean=1., std=.02):
         super(ImplicitM, self).__init__()
         self.channel = channel
         self.mean = mean