diff --git a/R/TransfoParam_GR5J.R b/R/TransfoParam_GR5J.R
index 177ea930c1b00d361379c7f16f6dff53631fefd7..9a8734d0a667fcada15a31d9058dff1ea6929d6d 100644
--- a/R/TransfoParam_GR5J.R
+++ b/R/TransfoParam_GR5J.R
@@ -1,15 +1,15 @@
 TransfoParam_GR5J <- function(ParamIn, Direction) {
-  
-  
+
+
   ## number of model parameters
   NParam <- 5L
-  
-  
+
+
   ## check arguments
   isVecParamIn <- is.vector(ParamIn)
   if (isVecParamIn) {
     ParamIn <- matrix(ParamIn, nrow = 1)
-  }  
+  }
   if (!inherits(ParamIn, "matrix")) {
     stop("'ParamIn' must be of class 'matrix'")
   }
@@ -17,10 +17,10 @@ TransfoParam_GR5J <- function(ParamIn, Direction) {
     stop("'Direction' must be a character vector of length 1 equal to 'RT' or 'TR'")
   }
   if (ncol(ParamIn) != NParam) {
-    stop(sprintf("the GR4J model requires %i parameters", NParam))
+    stop(sprintf("the GR5J model requires %i parameters", NParam))
   }
-  
-  
+
+
   ## transformation
   if (Direction == "TR") {
     ParamOut <- ParamIn
@@ -29,7 +29,7 @@ TransfoParam_GR5J <- function(ParamIn, Direction) {
     ParamOut[, 3] <- exp(ParamIn[, 3])                         ### GR5J X3 (routing store capacity)
     ParamOut[, 4] <- 20 + 19.5 * (ParamIn[, 4] - 9.99) / 19.98 ### GR5J X4 (unit hydrograph time constant)
     ParamOut[, 5] <- (ParamIn[, 5] + 9.99) / 19.98             ### GR5J X5 (groundwater exchange coefficient 2)
-  }	 
+  }
   if (Direction == "RT") {
     ParamOut <- ParamIn
     ParamOut[, 1] <- log(ParamIn[, 1])                         ### GR5J X1 (production store capacity)
@@ -37,14 +37,14 @@ TransfoParam_GR5J <- function(ParamIn, Direction) {
     ParamOut[, 3] <- log(ParamIn[, 3])                         ### GR5J X3 (routing store capacity)
     ParamOut[, 4] <- 9.99 + 19.98 * (ParamIn[, 4] - 20) / 19.5 ### GR5J X4 (unit hydrograph time constant)
     ParamOut[, 5] <- ParamIn[, 5] * 19.98 - 9.99               ### GR5J X5 (groundwater exchange coefficient 2)
-  }	
+  }
+
 
-  
   ## check output
   if (isVecParamIn) {
     ParamOut <- as.vector(ParamOut)
   }
-  
+
   return(ParamOut)
 
 }