diff --git a/DESCRIPTION b/DESCRIPTION
index d3398c1d7bf0175870f83372246eec2610c4bfa4..24d869a67ec0a16aad67e3c9b8062ee1b39a46ae 100644
--- a/DESCRIPTION
+++ b/DESCRIPTION
@@ -1,7 +1,7 @@
 Package: airGR
 Type: Package
 Title: Suite of GR Hydrological Models for Precipitation-Runoff Modelling
-Version: 1.0.5.18
+Version: 1.0.5.19
 Date: 2017-01-23
 Authors@R: c(
   person("Laurent", "Coron", role = c("aut", "trl")),
diff --git a/R/TransfoParam_CemaNeige.R b/R/TransfoParam_CemaNeige.R
index 41dd37033fde1ce68ceb97a1bbab086f0adb59da..d49d600d1c3b47024091dd635021a2ddec895da8 100644
--- a/R/TransfoParam_CemaNeige.R
+++ b/R/TransfoParam_CemaNeige.R
@@ -1,23 +1,33 @@
-TransfoParam_CemaNeige <- function(ParamIn,Direction){
-
+TransfoParam_CemaNeige <- function(ParamIn, Direction) {
+  
   NParam <- 2
   Bool <- is.matrix(ParamIn)
-  if(Bool==FALSE){ ParamIn <- rbind(ParamIn) }
-  if(ncol(ParamIn)!=NParam){ stop(paste("the CemaNeige module requires ",NParam," parameters \n",sep="")); return(NULL) }  
-
-  if(Direction=="TR"){
-    ParamOut     <-  ParamIn;
-    ParamOut[,1] <- (ParamIn[,1]+9.99)/19.98            ### CemaNeige X1 (weighting coefficient for snow pack thermal state) 
-    ParamOut[,2] <- exp(ParamIn[, 2]) / 200             ### CemaNeige X2 (degree-day melt coefficient)     
-  }	
-  if(Direction=="RT"){
-    ParamOut     <-  ParamIn;
-    ParamOut[,1] <- ParamIn[,1]*19.98-9.99              ### CemaNeige X1 (weighting coefficient for snow pack thermal state) 
-    ParamOut[,2] <- log(ParamIn[,2] * 200)              ### CemaNeige X2 (degree-day melt coefficient)                      
-  }	
-
-  if(Bool==FALSE){ ParamOut <- ParamOut[1,] }
+  
+  if (Bool == FALSE) {
+    ParamIn <- rbind(ParamIn)
+  }
+  
+  if (ncol(ParamIn) != NParam) {
+    stop(paste( "the CemaNeige module requires ", NParam, " parameters \n", sep = "" ))
+    return(NULL)
+  }
+  
+  if (Direction == "TR") {
+    ParamOut <-  ParamIn
+    ParamOut[, 1] <- (ParamIn[, 1] + 9.99) / 19.98 ### CemaNeige X1 (weighting coefficient for snow pack thermal state)
+    ParamOut[, 2] <- exp(ParamIn[, 2]) / 200       ### CemaNeige X2 (degree-day melt coefficient)
+  }
+  
+  if (Direction == "RT") {
+    ParamOut <-  ParamIn
+    ParamOut[, 1] <-  ParamIn[, 1] * 19.98 - 9.99  ### CemaNeige X1 (weighting coefficient for snow pack thermal state)
+    ParamOut[, 2] <- log(ParamIn[, 2] * 200)       ### CemaNeige X2 (degree-day melt coefficient)
+  }
+  
+  if (Bool == FALSE) {
+    ParamOut <- ParamOut[1, ]
+  }
+  
   return(ParamOut)
-
+  
 }
-