diff --git a/doc/user-manual/fpakc_UserManual.tex b/doc/user-manual/fpakc_UserManual.tex
index f9f9ae8..75f0106 100644
--- a/doc/user-manual/fpakc_UserManual.tex
+++ b/doc/user-manual/fpakc_UserManual.tex
@@ -697,8 +697,7 @@ make
                                \begin{itemize}
                                \item \textbf{constant}: The flow does not change.
                                  This is the default value if none is provided.
-                               \item \textbf{quasiNeutral}: The flow of the species is changed over time to keep the charge density close to zero at the injection surface.
-                                 The weight of the injected particles is changed.
+                               \item \textbf{quasiNeutral}: The weight of the injected species' particles is changed over time to keep a zero electric field at the boundary.
                                \end{itemize}
           \item \textbf{physicalSurface}: Integer.
                                           Identification of the edge in the mesh file.