diff --git a/prism/src/prism/Prism.java b/prism/src/prism/Prism.java
index 5d674d4d..d6e0d0ab 100644
--- a/prism/src/prism/Prism.java
+++ b/prism/src/prism/Prism.java
@@ -1648,7 +1648,7 @@ public class Prism implements PrismSettingsListener
 		PrismLog tmpLog;
 		
 		if (fileOut != null && getEngine() == MTBDD)
-			throw new PrismException("Transient probability export only supported for sparse/hybrid engines");
+			throw new PrismException("Steady-state probability export only supported for sparse/hybrid engines");
 		
 		// no specific states format for MRMC
 		if (exportType == EXPORT_MRMC) exportType = EXPORT_PLAIN;