diff --git a/bin/compile b/bin/compile
index f10b472..a9081c0 100755
--- a/bin/compile
+++ b/bin/compile
@@ -6,13 +6,11 @@ indent() {
 
 echo "-----> Found a hello.txt"
 
-# if hello.txt has contents, display them (indented to align)
-# otherwise error
-
+# if hello.txt is empty, abort the build
 if [ ! -s $1/hello.txt ]; then
   echo "hello.txt was empty" | indent
   exit 1
-else
-  echo "hello.txt is not empty, here are the contents" | indent
-  cat $1/hello.txt | indent
 fi
+
+# replace hello with goodbye in a new file
+cat $1/hello.txt | sed -e "s/[Hh]ello/Goodbye/g" > $1/goodbye.txt