diff --git a/regselect.m b/regselect.m
index a2afedf..e4b334c 100644
--- a/regselect.m
+++ b/regselect.m
@@ -22,7 +22,8 @@
 %
 % XY       The requested coordinates
 % 
-% Last modified by charig-at-princeton.edu, 09/30/2015
+% Last modified by charig-at-email.arizona.edu, 12/05/2017
+% Last modified by maxvonhippel@email.arizona.edu, 12/05/2017
 % Last modified by fjsimons-at-alum.mit.edu, 06/13/2015
 
 % The directory where you keep the coordinates
@@ -156,6 +157,9 @@
     % Make some buffered coordinates and save them for later use
     disp('Buffering the coastlines... this may take a while');
 
+    % Here we assume you now have a 2015 or later version of Matlab
+    % so we can interpret positive buffers as outPlusInterior
+
     % You might look into REDUCEM to make this easier
     % Note that BUFFERM has gone through quite a few revisions
     % The cell output is no longer supported these days