diff --git a/root/etc/rc.d/rc.psd b/root/etc/rc.d/rc.psd
index 8a52617..2d8ada9 100644
--- a/root/etc/rc.d/rc.psd
+++ b/root/etc/rc.d/rc.psd
@@ -21,7 +21,7 @@ scan_users() {
     group="$(getent passwd $user | cut -d: -f4)"
     home="$(getent passwd $user | cut -d: -f6)"
     shell="$(getent passwd $user | cut -d: -f7)"
-    if [ "$group" != "0" -a "$home" -a "$home" != "/" -a "$(grep $shell /etc/shells)" ]; then
+    if [ "$group" != "0" -a "$home" -a "$home" != "/" -a "$(fgrep -x "$shell" /etc/shells)" ]; then
       config="$(su - $user -c 'echo $XDG_CONFIG_HOME')"
       [ ! "$config" ] && config="$home/.config"
       if [ -f "$config/psd/psd.conf" ]; then