diff --git a/aliases.zsh b/aliases.zsh
index 9c27686..66fc099 100644
--- a/aliases.zsh
+++ b/aliases.zsh
@@ -18,6 +18,18 @@ function mkcdir () {
     cd -P -- "$1"
 }
 
+function chrooted() {
+    ROOT_MP="$(awk '$5=="/" {print $1}' </proc/1/mountinfo)"
+    SHELL_MP="$(awk '$5=="/" {print $1}' </proc/$$/mountinfo)"
+    if [ "$ROOT_MP" -eq "$SHELL_MP" ];
+    then
+        echo "We are not chrooted."
+    else
+        echo "We are chrooted."
+    fi
+    return $(test "$ROOT_MP" -eq "$SHELL_MP")
+}
+
 if [ -x "$(which lsb_release)" ];
 then
     current_dist=`lsb_release -c -s`