From 019316e18d5453c047e6047646e9af4177ea0aab Mon Sep 17 00:00:00 2001
From: Patrick Shriwise <pshriwise@gmail.com>
Date: Mon, 28 Jun 2021 14:38:51 -0500
Subject: [PATCH] Updating DAGMC history reset conditional for clarity.

---
 src/particle.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/particle.cpp b/src/particle.cpp
index 6acd989faa..ef5c3199ad 100644
--- a/src/particle.cpp
+++ b/src/particle.cpp
@@ -383,7 +383,7 @@ Particle::cross_surface()
 
   // if we're crossing a CSG surface, make sure the DAG history is reset
   #ifdef DAGMC
-  if (surf->geom_type_ != GeometryType::DAG) history().reset();
+  if (surf->geom_type_ == GeometryType::CSG) history().reset();
   #endif
 
   // Handle any applicable boundary conditions.