diff --git a/Makefile b/Makefile
index 8cc6140..c2d124f 100755
--- a/Makefile
+++ b/Makefile
@@ -48,5 +48,6 @@ manzan-installer-v%.jar: /QOpenSys/pkgs/bin/zip appinstall.jar
 	gmake -C ile BUILDVERSION="$*" BUILDLIB=${BUILDLIB}
 	gmake -C camel BUILDVERSION="$*" clean install
 	install -m 555 -o qsys service-commander-def.yaml ${INSTALL_ROOT}/opt/manzan/lib/manzan.yaml
-	ln -sf ${INSTALL_ROOT}/opt/manzan/lib/manzan.yaml /QOpenSys/etc/sc/services/manzan.yaml
-	/QOpenSys/QIBM/ProdData/JavaVM/jdk80/64bit/bin/java -jar appinstall.jar --qsys manzan --file /QOpenSys/etc/manzan --file /opt/manzan --file /QOpenSys/etc/sc/services/manzan.yaml -o $@
+	echo "#!/QOpenSys/usr/bin/sh" > .postinstall
+	echo "ln -sf ${INSTALL_ROOT}/opt/manzan/lib/manzan.yaml /QOpenSys/etc/sc/services/manzan.yaml" >> .postinstall
+	/QOpenSys/QIBM/ProdData/JavaVM/jdk80/64bit/bin/java -jar appinstall.jar -o $@ --qsys manzan --file /QOpenSys/etc/manzan --file /opt/manzan --post .postinstall