From 1de49c76e0250d32bf1ea349eab67b330f232e8e Mon Sep 17 00:00:00 2001
From: Sterling Harper <smharper@mit.edu>
Date: Mon, 27 Aug 2018 20:09:48 -0400
Subject: [PATCH] Fix distribcell index bug

---
 src/api.F90 | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/api.F90 b/src/api.F90
index f089555bce..0fa537e528 100644
--- a/src/api.F90
+++ b/src/api.F90
@@ -207,7 +207,7 @@ contains
 
     if (found) then
       index = p % coord(p % n_coord) % cell + 1
-      instance = p % cell_instance - 1
+      instance = p % cell_instance
       err = 0
     else
       err = E_GEOMETRY