diff --git a/lslopt/lslparse.py b/lslopt/lslparse.py
index a43c140..00a0e93 100644
--- a/lslopt/lslparse.py
+++ b/lslopt/lslparse.py
@@ -1,3 +1,4 @@
+# TODO: Add info to be able to propagate error position to the source.
 
 from lslcommon import Key, Vector, Quaternion
 import lslfuncs