diff --git a/2018/burton2/tokcount.sh b/2018/burton2/tokcount.sh
index c10a278be..25d9e68c4 100644
--- a/2018/burton2/tokcount.sh
+++ b/2018/burton2/tokcount.sh
@@ -1,3 +1,3 @@
 #!/usr/bin/env bash
 
-cat $* | ./prog -t | sort | uniq -c | sort -k1nr
+cat "$@" | ./prog -t | sort | uniq -c | sort -k1nr