diff --git a/un-ntfs.sh b/un-ntfs.sh
new file mode 100755
index 0000000..2eb8f98
--- /dev/null
+++ b/un-ntfs.sh
@@ -0,0 +1,7 @@
+#!/bin/bash
+# Brutally reset file permissions to sane defaults for files/folders that have
+# been tainted by a poorly mounted NTFS drive (777).
+pushd "$1"
+fdfind -t f -x chmod 644
+fdfind -t d -x chmod 755
+popd