diff --git a/DESCRIPTION b/DESCRIPTION
index 125da67c33cc7258ca8e0a7ce783e9d880d630a0..b5ac57324ce24a715f0d8dc2ce2f377f5aaee307 100644
--- a/DESCRIPTION
+++ b/DESCRIPTION
@@ -1,7 +1,7 @@
 Package: airGR
 Type: Package
 Title: Suite of GR Hydrological Models for Precipitation-Runoff Modelling
-Version: 1.2.7.10
+Version: 1.2.7.11
 Date: 2019-03-06
 Authors@R: c(
   person("Laurent", "Coron", role = c("aut", "trl"), comment = c(ORCID = "0000-0002-1503-6204")),
diff --git a/NEWS.rmd b/NEWS.rmd
index 81a14a71701c4274385f01f94bf2c68972f95dba..4932ab75f7ebac5e6b247ec2442566ae34a7bfc8 100644
--- a/NEWS.rmd
+++ b/NEWS.rmd
@@ -13,7 +13,7 @@ output:
 
 
 
-### 1.2.7.10 Release Notes (2019-03-06) 
+### 1.2.7.11 Release Notes (2019-03-06) 
 
 
 
diff --git a/R/Calibration_Michel.R b/R/Calibration_Michel.R
index e0c3c81843978e0a27bd841a901d06235afadc15..65948136242c9d2249a81d9874b9fa0e45ad142d 100644
--- a/R/Calibration_Michel.R
+++ b/R/Calibration_Michel.R
@@ -15,6 +15,14 @@ Calibration_Michel <- function(InputsModel, RunOptions, InputsCrit, CalibOptions
   if (inherits(InputsCrit, "Multi")) {
     stop("InputsCrit must be of class 'Single' or 'Compo'")
   }
+  if (inherits(InputsCrit, "Compo") & "SCA" %in% sapply(InputsCrit, "[[", "varObs") & !"Gratio" %in% RunOptions$Outputs_Cal) {
+    warning("Missing 'Gratio' is automatically added to 'Output_Cal' in 'RunOptions' as it is necessary in the objective function for comparison with SCA")
+    RunOptions$Outputs_Cal <- c(RunOptions$Outputs_Cal, "Gratio")
+  }
+  if (inherits(InputsCrit, "Compo") & "SWE" %in% sapply(InputsCrit, "[[", "varObs") & !"SnowPack" %in% RunOptions$Outputs_Cal) {
+    warning("Missing 'SnowPack' is automatically added to 'Output_Cal' in 'RunOptions' as it is necessary in the objective function for comparison with SWE")
+    RunOptions$Outputs_Cal <- c(RunOptions$Outputs_Cal, "SnowPack")
+  }
   if (!inherits(CalibOptions, "CalibOptions")) {
     stop("CalibOptions must be of class 'CalibOptions'")
   }  
@@ -22,11 +30,10 @@ Calibration_Michel <- function(InputsModel, RunOptions, InputsCrit, CalibOptions
     stop("CalibOptions must be of class 'HBAN' if Calibration_Michel is used")
   }
   if (!missing(FUN_CRIT)) {
-    warning("argument 'FUN_CRIT' is deprecated. The error criterion function is now automatically get from the 'InputsCrit' object", call. = FALSE)
+    warning("argument 'FUN_CRIT' is deprecated. The error criterion function is now automatically get from the 'InputsCrit' object")
   }  
   
   
-  
   ##_check_FUN_TRANSFO
   if (is.null(FUN_TRANSFO)) {
     if (identical(FUN_MOD, RunModel_GR4H         )) {
@@ -61,7 +68,7 @@ Calibration_Michel <- function(InputsModel, RunOptions, InputsCrit, CalibOptions
       if (identical(FUN_MOD, RunModel_CemaNeigeGR5J)) {
         FUN1 <- TransfoParam_GR5J
       }
-      if (identical(FUN_MOD,RunModel_CemaNeigeGR6J)) {
+      if (identical(FUN_MOD, RunModel_CemaNeigeGR6J)) {
         FUN1 <- TransfoParam_GR6J
       }
       if (inherits(FUN_MOD, "hysteresis")) {