diff --git a/prism/src/explicit/CTMCModelChecker.java b/prism/src/explicit/CTMCModelChecker.java
index 60387270..1b05cd2e 100644
--- a/prism/src/explicit/CTMCModelChecker.java
+++ b/prism/src/explicit/CTMCModelChecker.java
@@ -53,6 +53,9 @@ public class CTMCModelChecker extends ProbModelChecker
 	@Override
 	protected StateValues checkProbPathFormulaLTL(Model model, Expression expr, boolean qual, MinMax minMax, BitSet statesOfInterest) throws PrismException
 	{
+		if (Expression.containsTemporalRewardBounds(expr)) {
+			throw new PrismNotSupportedException("LTL formulas with reward bounds not supported for CTMCs");
+		}
 		if (Expression.containsTemporalTimeBounds(expr)) {
 			throw new PrismNotSupportedException("LTL formulas with time bounds not supported for CTMCs");
 		}
@@ -75,6 +78,9 @@ public class CTMCModelChecker extends ProbModelChecker
 	@Override
 	protected StateValues checkRewardCoSafeLTL(Model model, Rewards modelRewards, Expression expr, MinMax minMax, BitSet statesOfInterest) throws PrismException
 	{
+		if (Expression.containsTemporalRewardBounds(expr)) {
+			throw new PrismNotSupportedException("LTL formulas with reward bounds not supported for CTMCs");
+		}
 		if (Expression.containsTemporalTimeBounds(expr)) {
 			throw new PrismNotSupportedException("LTL formulas with time bounds not supported for CTMCs");
 		}
@@ -103,6 +109,9 @@ public class CTMCModelChecker extends ProbModelChecker
 	@Override
 	protected StateValues checkExistsLTL(Model model, Expression expr, BitSet statesOfInterest) throws PrismException
 	{
+		if (Expression.containsTemporalRewardBounds(expr)) {
+			throw new PrismNotSupportedException("LTL formulas with reward bounds not supported for CTMCs");
+		}
 		if (Expression.containsTemporalTimeBounds(expr)) {
 			throw new PrismNotSupportedException("LTL formulas with time bounds not supported for CTMCs");
 		}