diff --git a/prism/src/simulator/sampler/SamplerRewardReach.java b/prism/src/simulator/sampler/SamplerRewardReach.java
index 5eec550a..2cd04a63 100644
--- a/prism/src/simulator/sampler/SamplerRewardReach.java
+++ b/prism/src/simulator/sampler/SamplerRewardReach.java
@@ -43,10 +43,6 @@ public class SamplerRewardReach extends SamplerDouble
 	 */
 	public SamplerRewardReach(ExpressionTemporal expr, int rewardStructIndex) throws PrismException
 	{
-		// If the answer is already known we should do nothing
-		if (valueKnown)
-			return;
-		
 		// Make sure expression is of the correct type
 		// Then extract other required info
 		if (expr.getOperator() != ExpressionTemporal.P_F)