diff --git a/code/ryzom/client/macosx/upgd_nl.sh b/code/ryzom/client/macosx/upgd_nl.sh
new file mode 100644
index 000000000..046034027
--- /dev/null
+++ b/code/ryzom/client/macosx/upgd_nl.sh
@@ -0,0 +1,38 @@
+#!/bin/sh
+
+if [ -z "$ROOTPATH" ]
+then
+  echo "upgd_nl.sh can only be launched from updt_nl.sh"
+  exit 1
+fi
+
+# determine directory where all files reside
+CONTENTSPATH=$(dirname $ROOTPATH)
+MACOSPATH=$(dirname $RYZOM_CLIENT)
+SIGNPATH=$CONTENTSPATH/_CodeSignature
+
+# all files of original Bundle are in the same directory
+# we have to copy them to the right location
+
+# client_default.cfg and ryzom.icns are already in the right location
+
+# PkgInfo usually doesn't change so don't copy it
+
+# Info.plist contains updated version
+cp -p $ROOTPATH/Info.plist $CONTENTSPATH
+
+cp -p $ROOTPATH/CodeResources $SIGNPATH
+
+# executable flag for all executables
+chmod +x $ROOTPATH/Ryzom
+chmod +x $ROOTPATH/CrashReport
+chmod +x $ROOTPATH/RyzomClientPatcher
+chmod +x $ROOTPATH/RyzomConfiguration
+
+# copy all binaries in MacOS directory
+cp -p $ROOTPATH/Ryzom $MACOSPATH
+cp -p $ROOTPATH/CrashReport $MACOSPATH
+cp -p $ROOTPATH/RyzomClientPatcher $MACOSPATH
+cp -p $ROOTPATH/RyzomConfiguration $MACOSPATH
+
+exit 0
diff --git a/code/ryzom/client/unix/upgd_nl.sh b/code/ryzom/client/unix/upgd_nl.sh
new file mode 100644
index 000000000..a1af6867e
--- /dev/null
+++ b/code/ryzom/client/unix/upgd_nl.sh
@@ -0,0 +1,15 @@
+#!/bin/sh
+
+if [ -z "$ROOTPATH" ]
+then
+  echo "upgd_nl.sh can only be launched from updt_nl.sh"
+  exit 1
+fi
+
+# executable flag for all executables
+chmod +x $ROOTPATH/ryzom_client
+chmod +x $ROOTPATH/crash_report
+chmod +x $ROOTPATH/ryzom_client_patcher
+chmod +x $ROOTPATH/ryzom_configuration
+
+exit 0