diff --git a/man/Calibration_Michel.Rd b/man/Calibration_Michel.Rd
index 60439df643b4e82a52b8e7a59051b3fdfaa66d9b..28de8c4424cc84889a83fdbd9a123d5329c7af3f 100644
--- a/man/Calibration_Michel.Rd
+++ b/man/Calibration_Michel.Rd
@@ -19,7 +19,7 @@ Then a steepest descent local search algorithm is performed, starting from the r
 
 \usage{
 Calibration_Michel(InputsModel, RunOptions, InputsCrit, CalibOptions,
-                   FUN_MOD, FUN_CRIT, FUN_TRANSFO = NULL, verbose = TRUE)
+                   FUN_MOD, FUN_CRIT, FUN_TRANSFO = NULL, verbose = TRUE, ...)
 }
 
 
@@ -39,6 +39,8 @@ Calibration_Michel(InputsModel, RunOptions, InputsCrit, CalibOptions,
 \item{FUN_TRANSFO}{(optional) [function] model parameters transformation function, if the \code{FUN_MOD} used is native in the package \code{FUN_TRANSFO} is automatically defined}
 
 \item{verbose}{(optional) [boolean] boolean indicating if the function is run in verbose mode or not, default = \code{TRUE}}
+
+\item{...}{(optional) arguments to pass to \code{\link{RunModel}}}
 }
 
 
diff --git a/man/RunModel.Rd b/man/RunModel.Rd
index 2e76d41d065a140ff0440005ab6635eff63de620..6762ed73594e76e2af745523f5f6a039bd76aa91 100644
--- a/man/RunModel.Rd
+++ b/man/RunModel.Rd
@@ -15,7 +15,7 @@ Function which performs a single model run with the provided function over the s
 
 
 \usage{
-RunModel(InputsModel, RunOptions, Param, FUN_MOD)
+RunModel(InputsModel, RunOptions, Param, FUN_MOD, ...)
 %
 %\method{[}{OutputsModel}(x, i)
 }
@@ -29,6 +29,8 @@ RunModel(InputsModel, RunOptions, Param, FUN_MOD)
 \item{Param}{[numeric] vector of model parameters (See details for SD lag model)}
 
 \item{FUN_MOD}{[function] hydrological model function (e.g. \code{\link{RunModel_GR4J}}, \code{\link{RunModel_CemaNeigeGR4J}})}
+
+\item{...}{(optional) arguments to pass to \code{FUN_MOD}}
 %
 %\item{x}{[InputsModel] object of class InputsModel}
 %