diff --git a/DESCRIPTION b/DESCRIPTION
index 9a9bf506308a1098206b0fa0a7c80dd4104a9c28..2545aa672ed4c2fbe7a609526602845e4ba28b0c 100644
--- a/DESCRIPTION
+++ b/DESCRIPTION
@@ -1,7 +1,7 @@
 Package: airGR
 Type: Package
 Title: Suite of GR Hydrological Models for Precipitation-Runoff Modelling
-Version: 1.1.2.10
+Version: 1.1.2.11
 Date: 2018-10-22
 Authors@R: c(
   person("Laurent", "Coron", role = c("aut", "trl"), comment = c(ORCID = "0000-0002-1503-6204")),
diff --git a/R/ErrorCrit_NSE.R b/R/ErrorCrit_NSE.R
index 6d694c5a3e8186fce6e6b368831d8ecf5bcd97e4..881da7245ba482bb530a396843ce3f8f1dcddeb0 100644
--- a/R/ErrorCrit_NSE.R
+++ b/R/ErrorCrit_NSE.R
@@ -138,5 +138,7 @@ ErrorCrit_NSE <- function(InputsCrit, OutputsModel, warnings = TRUE, verbose = T
                         CritBestValue   = CritBestValue,
                         Multiplier      = Multiplier,
                         Ind_notcomputed = Ind_TS_ignore)
+    
+    class(OutputsCrit) <- c("NSE", "ErrorCrit")
     return(OutputsCrit)
 }