diff --git a/R/group_rows.R b/R/group_rows.R
index c7d5178..33a517c 100644
--- a/R/group_rows.R
+++ b/R/group_rows.R
@@ -126,6 +126,10 @@
   if (!is.null(group_header_rows)) {
     group_seq <- positions_corrector(group_seq, group_header_rows,
                                      length(xml_children(kable_tbody)))
+    # Update the old group_header_rows attribute with their new positions
+    kable_attrs$group_header_rows <- ifelse(kable_attrs$group_header_rows > group_seq[1],
+                                            kable_attrs$group_header_rows+1,
+                                            kable_attrs$group_header_rows)
   }
 
   # Insert a group header row