diff --git a/doc/user-manual/fpakc_UserManual.tex b/doc/user-manual/fpakc_UserManual.tex
index 1b4e258..16a3436 100644
--- a/doc/user-manual/fpakc_UserManual.tex
+++ b/doc/user-manual/fpakc_UserManual.tex
@@ -401,6 +401,9 @@ make
           \item \textbf{bounraiesParticle}: Logical.
                                             Determines if the properties of the boundaries are written.
                                             \textit{Warning}: Not all particle models produce this output, only those whose properties change during the simulation.
+          \item \textbf{injects}: Logical.
+                                  Determines if the properties of the injection of particles are written.
+                                  \textit{Warning}: Not all particle models produce this output, only those whose properties change during the simulation.
           \item \textbf{probes}: Array of objects.
                                  Defines the probes employed for obtaining the distribution function at specific positions.
                                  See Sec.~\ref{sec:probing} for more information.