diff --git a/core/types/block.go b/core/types/block.go
index b8478e5a1086a..e1f1feb7a2ec3 100644
--- a/core/types/block.go
+++ b/core/types/block.go
@@ -284,14 +284,6 @@ func CopyHeader(h *Header) *Header {
 		cpy.WithdrawalsHash = new(common.Hash)
 		*cpy.WithdrawalsHash = *h.WithdrawalsHash
 	}
-	if h.ExcessDataGas != nil {
-		cpy.ExcessDataGas = new(uint64)
-		*cpy.ExcessDataGas = *h.ExcessDataGas
-	}
-	if h.DataGasUsed != nil {
-		cpy.DataGasUsed = new(uint64)
-		*cpy.DataGasUsed = *h.DataGasUsed
-	}
 	return &cpy
 }