add line_sep to add_header_above
diff --git a/man/linebreak.Rd b/man/linebreak.Rd
index d7581d6..01ab847 100644
--- a/man/linebreak.Rd
+++ b/man/linebreak.Rd
@@ -15,7 +15,7 @@
 \item{double_escape}{Whether special character should be double escaped.
 Default is FALSE.}
 
-\item{linebreaker}{Symbol for linebreaks to replace. Default is \code{\n}.}
+\item{linebreaker}{Symbol for linebreaks to replace. Default is \code{\\n}.}
 }
 \description{
 This function generate LaTeX code of \code{makecell} so that users