diff --git a/bin/op b/bin/op
index 4c0b8a3..228d996 100755
--- a/bin/op
+++ b/bin/op
@@ -66,4 +66,5 @@ if [ "${cmd}" = 'find' ]; then
     exit $?
 fi
 
+# TODO: bind file descriptors for `op encode`
 exec /bin/op "${@}" --session="$(session_token)"