diff --git a/prism-tests/functionality/verify/mdps/reach/mdp_simple.nm.props.args b/prism-tests/functionality/verify/mdps/reach/mdp_simple.nm.props.args
index 90261950..fecd1a44 100644
--- a/prism-tests/functionality/verify/mdps/reach/mdp_simple.nm.props.args
+++ b/prism-tests/functionality/verify/mdps/reach/mdp_simple.nm.props.args
@@ -5,3 +5,8 @@
 -ex -gs
 -ex -politer
 -ex -modpoliter
+-s -ii
+-m -ii
+-h -ii
+-ex -valiter -ii
+-ex -gs -ii
diff --git a/prism/src/sparse/PS_NondetReachRewardInterval.cc b/prism/src/sparse/PS_NondetReachRewardInterval.cc
index e0d0124c..bc6e6875 100644
--- a/prism/src/sparse/PS_NondetReachRewardInterval.cc
+++ b/prism/src/sparse/PS_NondetReachRewardInterval.cc
@@ -395,7 +395,7 @@ jint flags
 			}
 			// set vector element
 			// (if there were no choices from this state, reward is zero/infinity)
-			helper.updateValueFromBelow(soln_above2[i], soln_above[i], (h1 > l1) ? d1 : inf_vec[i] > 0 ? HUGE_VAL : 0);
+			helper.updateValueFromAbove(soln_above2[i], soln_above[i], (h1 > l1) ? d1 : inf_vec[i] > 0 ? HUGE_VAL : 0);
 		}
 
 		if (iterationExport) {