diff --git a/include/attribute.def b/include/attribute.def
index 723543e..0e97629 100644
--- a/include/attribute.def
+++ b/include/attribute.def
@@ -43,10 +43,9 @@
               bool,    S, local_bound,
               DType,   S, acc_type)
 
-DEF_ATTRIBUTE(TransposeConv, 7,
+DEF_ATTRIBUTE(TransposeConv, 6,
               int32_t, V, out_pad,
               int32_t, V, stride,
-              int32_t, V, output_shape,
               int32_t, S, input_zp,
               int32_t, S, weight_zp,
               bool,    S, local_bound,