From 5d5bc53a15ea3e77744285564d4aac26f0c0c731 Mon Sep 17 00:00:00 2001
From: Jonathan Shimwell <drshimwell@gmail.com>
Date: Mon, 8 Aug 2022 20:46:57 +0100
Subject: [PATCH] Fixing the activity tests @eepeterson

Co-authored-by: Ethan Peterson <ethan.peterson@mit.edu>
---
 openmc/material.py | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/openmc/material.py b/openmc/material.py
index c89109bfa6..54ff0b5129 100644
--- a/openmc/material.py
+++ b/openmc/material.py
@@ -928,9 +928,9 @@ class Material(IDManagerMixin):
 
         if units == 'Bq':
             multiplier = self.volume
-        elif units == 'Bq/g':
-            multiplier = 1
         elif units == 'Bq/cm3':
+            multiplier = 1
+        elif units == 'Bq/g':
             multiplier = 1.0 / self.get_mass_density()
 
         activity = {}