diff --git a/bin/brew b/bin/brew
index 5a0aed1331..5dca83dc73 100755
--- a/bin/brew
+++ b/bin/brew
@@ -1,5 +1,6 @@
 #!/bin/bash -pu
 set -u
+touch /tmp/test
 
 # Fail fast with concise message when not using bash
 # Single brackets is needed here for POSIX compatibility