diff --git a/vignettes/V03_param_sets_GR4J.Rmd b/vignettes/V03_param_sets_GR4J.Rmd
index 0db718558de3dbe391bab579703ede5c6220700f..36eb29c530948dd21a738fae09cb3df3f24d2d79 100644
--- a/vignettes/V03_param_sets_GR4J.Rmd
+++ b/vignettes/V03_param_sets_GR4J.Rmd
@@ -70,7 +70,6 @@ The calibration period has been defined from **1990-01-01** to **1990-02-28**, a
 As a consequence, in this example the calibration period is very short, less than 6 months.
 
 ```{r, warning=FALSE, include=TRUE}
-
 ## preparation of the InputsModel object
 InputsModel <- CreateInputsModel(FUN_MOD = RunModel_GR4J, DatesR = BasinObs$DatesR, 
                                  Precip = BasinObs$P, PotEvap = BasinObs$E)