diff --git a/doc/user-manual/fpakc_UserManual.tex b/doc/user-manual/fpakc_UserManual.tex
index e572331..845cc9a 100644
--- a/doc/user-manual/fpakc_UserManual.tex
+++ b/doc/user-manual/fpakc_UserManual.tex
@@ -1,5 +1,5 @@
 \documentclass[10pt,a4paper,twoside]{book}
-\usepackage[latin1]{inputenc}
+%\usepackage[latin1]{inputenc}
 \usepackage{amsmath}
 \usepackage{amsfonts}
 \usepackage{amssymb}
@@ -460,6 +460,10 @@ make
                                    \begin{itemize}
                                      \item \textbf{gmsh2}: \Gls{gmsh} file format in version 2.0. This has to be in ASCII format.
                                      \item \textbf{vtu}: \Gls{vtu} file format. This has to be in ASCII format.
+                                     \item \textbf{text}: Plain text file format only intended for 1D cases.
+                                                          This has to be in ASCII format and comma separated.
+                                                          The first column represents the position and the second column the physical ID of the node.
+                                                          Values have to be $1$ (left boundary), $2$ (right boundary), or $0$ (no boundary.)
                                    \end{itemize}
           \item \textbf{meshFile}: Character.
                                    Mesh filename.