diff --git a/prism/src/explicit/CTMDPModelChecker.java b/prism/src/explicit/CTMDPModelChecker.java
index e49accfc..2f06113e 100644
--- a/prism/src/explicit/CTMDPModelChecker.java
+++ b/prism/src/explicit/CTMDPModelChecker.java
@@ -34,6 +34,7 @@ import parser.ast.ExpressionTemporal;
 import prism.PrismComponent;
 import prism.PrismException;
 import prism.PrismNotSupportedException;
+import prism.PrismSettings;
 
 /**
  * Explicit-state model checker for continuous-time Markov decision processes (CTMDPs).
@@ -46,6 +47,11 @@ public class CTMDPModelChecker extends ProbModelChecker
 	public CTMDPModelChecker(PrismComponent parent) throws PrismException
 	{
 		super(parent);
+
+		// PRISM_FAIRNESS
+		if (settings != null && settings.getBoolean(PrismSettings.PRISM_FAIRNESS)) {
+			throw new PrismNotSupportedException("The explicit engine does not support model checking CTMDPs under fairness");
+		}
 	}
 	
 	// Model checking functions
diff --git a/prism/src/explicit/MDPModelChecker.java b/prism/src/explicit/MDPModelChecker.java
index ac95bca0..623095f3 100644
--- a/prism/src/explicit/MDPModelChecker.java
+++ b/prism/src/explicit/MDPModelChecker.java
@@ -79,6 +79,11 @@ public class MDPModelChecker extends ProbModelChecker
 	public MDPModelChecker(PrismComponent parent) throws PrismException
 	{
 		super(parent);
+
+		// PRISM_FAIRNESS
+		if (settings != null && settings.getBoolean(PrismSettings.PRISM_FAIRNESS)) {
+			throw new PrismNotSupportedException("The explicit engine does not support model checking MDPs under fairness");
+		}
 	}
 	
 	// Model checking functions
diff --git a/prism/src/explicit/ProbModelChecker.java b/prism/src/explicit/ProbModelChecker.java
index 8a0bfae2..68c8c20c 100644
--- a/prism/src/explicit/ProbModelChecker.java
+++ b/prism/src/explicit/ProbModelChecker.java
@@ -233,10 +233,6 @@ public class ProbModelChecker extends NonProbModelChecker
 			setProb1(settings.getBoolean(PrismSettings.PRISM_PROB1));
 			// PRISM_USE_PRE
 			setPreRel(settings.getBoolean(PrismSettings.PRISM_PRE_REL));
-			// PRISM_FAIRNESS
-			if (settings.getBoolean(PrismSettings.PRISM_FAIRNESS)) {
-				throw new PrismNotSupportedException("The explicit engine does not support model checking MDPs under fairness");
-			}
 
 			// PRISM_EXPORT_ADV
 			s = settings.getString(PrismSettings.PRISM_EXPORT_ADV);
diff --git a/prism/src/explicit/STPGModelChecker.java b/prism/src/explicit/STPGModelChecker.java
index 2e1bc463..85577693 100644
--- a/prism/src/explicit/STPGModelChecker.java
+++ b/prism/src/explicit/STPGModelChecker.java
@@ -39,6 +39,7 @@ import prism.PrismException;
 import prism.PrismFileLog;
 import prism.PrismLog;
 import prism.PrismNotSupportedException;
+import prism.PrismSettings;
 import prism.PrismUtils;
 import explicit.rewards.STPGRewards;
 
@@ -53,6 +54,11 @@ public class STPGModelChecker extends ProbModelChecker
 	public STPGModelChecker(PrismComponent parent) throws PrismException
 	{
 		super(parent);
+
+		// PRISM_FAIRNESS
+		if (settings != null && settings.getBoolean(PrismSettings.PRISM_FAIRNESS)) {
+			throw new PrismNotSupportedException("The explicit engine does not support model checking STGPs under fairness");
+		}
 	}
 
 	// Model checking functions