don't download images to /opt
diff --git a/stack.sh b/stack.sh
index b89a3b1..b47729e 100755
--- a/stack.sh
+++ b/stack.sh
@@ -412,13 +412,13 @@
 if [[ "$ENABLED_SERVICES" =~ "g-reg" ]]; then
     # Downloads a tty image (ami/aki/ari style), then extracts it.  Upon extraction 
     # we upload to glance with the glance cli tool.
-    mkdir -p $DEST/images
-    cd $DEST/images
-    if [ ! -f $DEST/tty.tgz ]; then
-        wget -c http://images.ansolabs.com/tty.tgz -O $DEST/tty.tgz
+    if [ ! -f $FILES/tty.tgz ]; then
+        wget -c http://images.ansolabs.com/tty.tgz -O $FILES/tty.tgz
     fi
 
     # extract ami-tty/image, aki-tty/image & ari-tty/image
+    mkdir -p $FILES/images
+    cd $FILES/images
     tar -zxf $DEST/tty.tgz
 
     # add images to glance