diff --git a/lxc/execute b/lxc/execute
index 8e06dfd..84e2741 100755
--- a/lxc/execute
+++ b/lxc/execute
@@ -91,7 +91,7 @@ lxc-attach -n piston -- \
 lxc-attach -n piston -- \
     /bin/bash -c "\
         for i in {1..100}; do pkill -u runner$newinc --signal SIGKILL; done ;\
-        find /tmp/* -user runner$newinc -exec /bin/rm -rf {} \;\
+        find /tmp -user runner$newinc -exec /bin/rm -rf {} \;\
         " > /dev/null 2>&1 &
 
 rm -rf $basepath/tmp/$epoch
diff --git a/lxc/notes.txt b/lxc/notes.txt
index 5124a35..683a2d1 100644
--- a/lxc/notes.txt
+++ b/lxc/notes.txt
@@ -16,6 +16,8 @@ apt-get update
 apt-get -y install ubuntu-make
 apt-get -y install git tzdata nano dpkg-dev build-essential python python3 ruby nodejs golang php7.2 r-base mono-complete nasm openjdk-8-jdk
 umake swift
+set dir to /opt
+ln -s /opt/swift/usr/bin/swift /usr/bin/swift
 
 
 # create users and apply limits