diff --git a/autograd_4bit.py b/autograd_4bit.py
index be7d73f..5d19908 100644
--- a/autograd_4bit.py
+++ b/autograd_4bit.py
@@ -107,7 +107,6 @@ class Autograd4bitQuantLinear(nn.Module):
         self.bits = bits
         self.maxq = 2 ** self.bits - 1
         self.groupsize = groupsize
-        self.g_idx = 0
         if groupsize == -1:
             self.register_buffer('zeros', torch.empty((out_features, 1)))
             self.register_buffer('scales', torch.empty((out_features, 1)))