From fa9d8993fc1862b71a3836618d971094a26e9128 Mon Sep 17 00:00:00 2001
From: Mladen Ivkovic <mladen.ivkovic@hotmail.com>
Date: Wed, 18 Mar 2020 16:17:14 +0100
Subject: [PATCH] small particle index bugfix

---
 src/hydro/Gizmo/hydro_iact.h | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/hydro/Gizmo/hydro_iact.h b/src/hydro/Gizmo/hydro_iact.h
index 4a36fb2f97..bc34bae489 100644
--- a/src/hydro/Gizmo/hydro_iact.h
+++ b/src/hydro/Gizmo/hydro_iact.h
@@ -85,7 +85,7 @@ __attribute__((always_inline)) INLINE static void runner_iact_density(
     for (int l = 0; l < 3; l++)
       pj->geometry.matrix_E[k][l] += dx[k] * dx[l] * wj;
 
-  hydro_velocities_update_centroid_right(pi, dx, wi);
+  hydro_velocities_update_centroid_right(pj, dx, wj);
 }
 
 /**
-- 
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