diff --git a/V9/odoo_install.sh b/V9/odoo_install.sh
index 867e5a8..ce83190 100644
--- a/V9/odoo_install.sh
+++ b/V9/odoo_install.sh
@@ -161,7 +161,7 @@ DAEMON_OPTS="-c \$CONFIGFILE"
 [ -f \$CONFIGFILE ] || exit 0
 checkpid() {
 [ -f \$PIDFILE ] || return 1
-pid=`cat \$PIDFILE`
+pid=\`cat \$PIDFILE\`
 [ -d /proc/\$pid ] && return 0
 return 1
 }