diff --git a/timm/models/layers/evo_norm.py b/timm/models/layers/evo_norm.py
index d89aa424..f48d9a83 100644
--- a/timm/models/layers/evo_norm.py
+++ b/timm/models/layers/evo_norm.py
@@ -248,7 +248,7 @@ class EvoNorm2dS0a(EvoNorm2dS0):
         d = group_std(x, self.groups, self.eps)
         if self.v is not None:
             v = self.v.view(v_shape).to(dtype=x_dtype)
-            x = x * (x * v).sigmoid_()
+            x = x * (x * v).sigmoid()
         x = x / d
         return x * self.weight.view(v_shape).to(dtype=x_dtype) + self.bias.view(v_shape).to(dtype=x_dtype)