diff --git a/wetb/prepost/tests/data/demo_dlc/ref/pbs_in/dlc01_demos/dlc01_steady_wsp10_s100.p b/wetb/prepost/tests/data/demo_dlc/ref/pbs_in/dlc01_demos/dlc01_steady_wsp10_s100.p
index 8747810f9d82fb4a89293e4169784321fc168138..ad37d08eda8af66d8d9039f92b23411e9adafae0 100644
--- a/wetb/prepost/tests/data/demo_dlc/ref/pbs_in/dlc01_demos/dlc01_steady_wsp10_s100.p
+++ b/wetb/prepost/tests/data/demo_dlc/ref/pbs_in/dlc01_demos/dlc01_steady_wsp10_s100.p
@@ -37,7 +37,8 @@ if [ -z ${LAUNCH_PBS_MODE+x} ] ; then
   mkdir -p turb/
   cp -R $PBS_O_WORKDIR/htc/dlc01_demos/dlc01_steady_wsp10_s100.htc ./htc/dlc01_demos/
   cp -R $PBS_O_WORKDIR/../turb/turb_s100_10ms*.bin turb/ 
-  # ------------------------------------------------------------
+  WINEARCH=win32 WINEPREFIX=~/.wine32 winefix
+# ------------------------------------------------------------
 else
   # with find+xargs we first browse to CPU folder
   cd "$CPU_NR"
diff --git a/wetb/prepost/tests/data/demo_dlc/ref/pbs_in/dlc01_demos/dlc01_steady_wsp8_noturb.p b/wetb/prepost/tests/data/demo_dlc/ref/pbs_in/dlc01_demos/dlc01_steady_wsp8_noturb.p
index 14c07d42e55b395c945458b10ff83325bdba6ec3..8570f9cb95946522ea0f34bdfe4d445b701202e7 100644
--- a/wetb/prepost/tests/data/demo_dlc/ref/pbs_in/dlc01_demos/dlc01_steady_wsp8_noturb.p
+++ b/wetb/prepost/tests/data/demo_dlc/ref/pbs_in/dlc01_demos/dlc01_steady_wsp8_noturb.p
@@ -37,7 +37,8 @@ if [ -z ${LAUNCH_PBS_MODE+x} ] ; then
   mkdir -p turb/
   cp -R $PBS_O_WORKDIR/htc/dlc01_demos/dlc01_steady_wsp8_noturb.htc ./htc/dlc01_demos/
   cp -R $PBS_O_WORKDIR/../turb/none*.bin turb/ 
-  # ------------------------------------------------------------
+  WINEARCH=win32 WINEPREFIX=~/.wine32 winefix
+# ------------------------------------------------------------
 else
   # with find+xargs we first browse to CPU folder
   cd "$CPU_NR"
diff --git a/wetb/prepost/tests/data/demo_dlc/ref/pbs_in/dlc01_demos/dlc01_steady_wsp9_noturb.p b/wetb/prepost/tests/data/demo_dlc/ref/pbs_in/dlc01_demos/dlc01_steady_wsp9_noturb.p
index 879196497b947b19454fd3bf5addd78ac5365612..8b7dc11bda27c4205e9eb084657ab876200fb122 100644
--- a/wetb/prepost/tests/data/demo_dlc/ref/pbs_in/dlc01_demos/dlc01_steady_wsp9_noturb.p
+++ b/wetb/prepost/tests/data/demo_dlc/ref/pbs_in/dlc01_demos/dlc01_steady_wsp9_noturb.p
@@ -37,7 +37,8 @@ if [ -z ${LAUNCH_PBS_MODE+x} ] ; then
   mkdir -p turb/
   cp -R $PBS_O_WORKDIR/htc/dlc01_demos/dlc01_steady_wsp9_noturb.htc ./htc/dlc01_demos/
   cp -R $PBS_O_WORKDIR/../turb/none*.bin turb/ 
-  # ------------------------------------------------------------
+  WINEARCH=win32 WINEPREFIX=~/.wine32 winefix
+# ------------------------------------------------------------
 else
   # with find+xargs we first browse to CPU folder
   cd "$CPU_NR"