diff --git a/config/.profile.dircolor b/config/.profile.dircolor
index 73de180..28383b8 100755
--- a/config/.profile.dircolor
+++ b/config/.profile.dircolor
@@ -7,7 +7,7 @@ if [ -n "$PS1" ]; then
     #
     # Load better colors for ls.
     #
-    if [ -x $(which /bin/dircolors) ] && [ $c_num -ge 256 ] && [ -f ~/.dir_colors ]; then
+    if [ -x "$(which /bin/dircolors)" -a $c_num -ge 256 -a  -f ~/.dir_colors ]; then
         eval $(dircolors ~/.dir_colors)
     fi
 fi