diff --git a/core/types/block.go b/core/types/block.go
index 2d65adeff3..60c83c9db1 100644
--- a/core/types/block.go
+++ b/core/types/block.go
@@ -325,6 +325,10 @@ func CopyHeader(h *Header) *Header {
 		cpy.RequestsHash = new(common.Hash)
 		*cpy.RequestsHash = *h.RequestsHash
 	}
+	if h.BlockAccessListHash != nil {
+		cpy.BlockAccessListHash = new(common.Hash)
+		*cpy.BlockAccessListHash = *h.BlockAccessListHash
+	}
 	if h.SlotNumber != nil {
 		cpy.SlotNumber = new(uint64)
 		*cpy.SlotNumber = *h.SlotNumber