diff --git a/R/as-paragraph-md.R b/R/as-paragraph-md.R
index 951d848..f39e144 100644
--- a/R/as-paragraph-md.R
+++ b/R/as-paragraph-md.R
@@ -61,7 +61,7 @@ construct_chunk <- function(x, auto_color_link = "blue") {
         .data$color
       ),
       img_data = x$Image %||% list(NULL),
-      seq_index = dplyr::row_number()
+      .chunk_index = dplyr::row_number()
     )
 }
 
diff --git a/R/footnote.R b/R/footnote.R
index 5ad3169..ff59509 100644
--- a/R/footnote.R
+++ b/R/footnote.R
@@ -133,7 +133,7 @@ collapse_footnotes <- function(value, sep) {
   value %>%
     lapply(dplyr::add_row, data.frame(txt = sep %||% "")) %>%
     dplyr::bind_rows() %>%
-    dplyr::mutate(seq_index = dplyr::row_number()) %>%
+    dplyr::mutate(.chunk_index = dplyr::row_number()) %>%
     list()
 }