diff --git a/R/girop.R b/R/girop.R
index 9c439bf57cbe4ba5edd43c323eaa9ff20bfaf49a..7b6addec3084982630bfa3eb1be587a092a3f680 100644
--- a/R/girop.R
+++ b/R/girop.R
@@ -8,8 +8,8 @@
 #' @export
 #'
 #' @examples
-girop <- function(db, cols = c(id = "id", area = "area", params = "params"), keep_all = FALSE) {
-  colsDefault <- list(id = "id", area = "area", params = "params")
+girop <- function(db, cols = c(id = "id", area = "area", model = "model", params = "params"), keep_all = FALSE) {
+  colsDefault <- list(id = "id", area = "area", model = "model", params = "params")
   cols <- utils::modifyList(colsDefault, as.list(cols))
   if(!any(names(db) == cols$params)) {
     # Add missing params column in the database
diff --git a/vignettes/01_First_network.Rmd b/vignettes/01_First_network.Rmd
index de2b3dff5f1c153cf59112e67b2cb39611838607..0817edb2fbe9eeb55c86ba87715aed71b13344fd 100644
--- a/vignettes/01_First_network.Rmd
+++ b/vignettes/01_First_network.Rmd
@@ -38,6 +38,9 @@ ginetSeine <- ginet(seine_nodes, list(id = "id_sgl", down = "id_aval", length =
 Create the girop object
 
 ```{r}
+# Specify which run-off model to use
+seine_nodes$model = "RunModel_GR4J"
+# Generate girop object
 giropSeine <- girop(seine_nodes, list(id = "id_sgl", area = "area"))
 ```
 
@@ -69,5 +72,3 @@ for(id in ginetSeine$id) {
   gitsSeine <- merge(gitsSeine, gits(id, l[[id]], cols = list(date = "Date", Precip = "Ptot", PotEvap = "ETP", Qobs = "Qnat")))
 }
 ```
-
-