diff --git a/MY_RUN/KTEST/013_Iroise_ideal_case_coupling/Readme b/MY_RUN/KTEST/013_Iroise_ideal_case_coupling/Readme
index dc898bdcb4e7fbd063062177edcd88ac5d5df748..338fae24290a3d2edb39b8f2fdf4dba5c8443142 100644
--- a/MY_RUN/KTEST/013_Iroise_ideal_case_coupling/Readme
+++ b/MY_RUN/KTEST/013_Iroise_ideal_case_coupling/Readme
@@ -15,8 +15,8 @@ if you want to use another compiler.
 -----------------------------------------------------
 1. Define the environnment variables for Meso-NH
 -----------------------------------------------------
-VER_CDF=CDFAUTO
-VER_OASIS=OASISAUTO
+export VER_CDF=CDFAUTO
+export VER_OASIS=OASISAUTO
 #Juan , no needed anymore export CPLOASIS=1
 ./configure
 . ../conf/profile_mesonh