diff --git a/DESCRIPTION b/DESCRIPTION
index ccda796744662c5e6e6962ff74a1a111401759e5..b2730a77d0225007dfa93e41d8d0173781061eb5 100644
--- a/DESCRIPTION
+++ b/DESCRIPTION
@@ -1,7 +1,7 @@
 Package: airGR
 Type: Package
 Title: Suite of GR Hydrological Models for Precipitation-Runoff Modelling
-Version: 1.3.2.14
+Version: 1.3.2.15
 Date: 2019-05-24
 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 ff671815cb10bceb207695a163852b8b192875b4..e0d5723caf53436bc7325ece69ffdb3e6c349921 100644
--- a/NEWS.rmd
+++ b/NEWS.rmd
@@ -14,7 +14,7 @@ output:
 
 
 
-### 1.3.2.14 Release Notes (2019-05-24)
+### 54 Release Notes (2019-05-24)
 
 
 #### New features
diff --git a/R/PE_Oudin.R b/R/PE_Oudin.R
index cd30b49571125cbca5187f4f1b0d6ff9356b4375..9814dc7fa45891dedf331f2e8a0f8c5ae178f7dc 100644
--- a/R/PE_Oudin.R
+++ b/R/PE_Oudin.R
@@ -126,11 +126,11 @@ PE_Oudin <- function(JD, Temp,
   ## ---------- disaggregate PE from daily to hourly
   
   if (TimeStepOut == "hourly") {
-    sinus_D2H <- c(0.000, 0.000, 0.000, 0.000, 0.000, 0.000,
+    parab_D2H <- c(0.000, 0.000, 0.000, 0.000, 0.000, 0.000,
                    0.035, 0.062, 0.079, 0.097, 0.110, 0.117,
                    0.117, 0.110, 0.097, 0.079, 0.062, 0.035,
                    0.000, 0.000, 0.000, 0.000, 0.000, 0.000)
-    PE_Oudin_H <- rep(PE_Oudin_D, each = 24) * rep(sinus_D2H, times = length(PE_Oudin_D))
+    PE_Oudin_H <- rep(PE_Oudin_D, each = 24) * rep(parab_D2H, times = length(PE_Oudin_D))
   }