diff --git a/jaildk b/jaildk
index 52fe306..5c0d957 100755
--- a/jaildk
+++ b/jaildk
@@ -1,6 +1,6 @@
 #!/bin/sh
 
-version=1.16
+version=1.17
 
 usage_jaildk() {
     beg=`tput -T ${TERM:-cons25} md`
@@ -560,12 +560,17 @@ jaildk_install() {
         fi
     fi
 
+    type="jail"
+    if test -n "$rw"; then
+        type="build chroot"
+    fi
+
     case $mode in
         start)
-            bold "Installing jail $jail"
+            bold "Installing $type $jail"
             ;;
         stop)
-            bold "Unstalling jail $jail"
+            bold "Unstalling $type $jail"
             ;;
     esac
 
@@ -577,7 +582,8 @@ jaildk_install() {
 usage_uninstall() {
     fin "Usage: $0 uninstall <jail> [-w]
 Uninstall <jail>. Options:
--w      Uninstall writable build chroot."
+-w      Uninstall writable build chroot.
+-a      Uninstall jail and build chroot."
 }
 
 jaildk_uninstall() {
@@ -585,10 +591,14 @@ jaildk_uninstall() {
     jail=$1
     shift
     rw=''
+    all=''
+    base=''
+    version=''
 
-    while getopts "w" arg; do
+    while getopts "wa" arg; do
         case $arg in
             w) rw="-w";;
+            a) all=1; rw="-w";;
             *) usage_uninstall;;
         esac
     done
@@ -603,7 +613,26 @@ jaildk_uninstall() {
         die "Jail $jail($version) is still running, stop it before removing!"
     fi
 
-    jaildk_install $jail stop -r all $rw
+    if test -n "$rw"; then
+        # we need to find out base and version of actually
+        # mounted jail, but cannot just use the jail config
+        # since the user might have mounted another version
+        base=$(mount | egrep "/base/.*/$jail " | cut -d' ' -f1 | sed 's|.*/||')
+        version=$(mount | egrep "/appl/.*/$jail/" | cut -d' ' -f1 | sed 's/.*\-//')
+    fi
+
+    if test -z "$base"; then
+        # no base no umount!
+        rw=''
+        all=''
+    fi
+
+    if test -n "$all"; then
+        jaildk_install $jail stop -r all
+        jaildk_install $jail stop -r all -b $base -v $version -w
+    else
+        jaildk_install $jail stop -r all -b $base -v $version $rw
+    fi
 }