diff --git a/src/test/java/teetime/stage/basic/distributor/DistributorTest.java b/src/test/java/teetime/stage/basic/distributor/DistributorTest.java
index 3a8c235bb657af82532f6e5860e23d8198ceafe9..83246cccd2ebc912bd0c01dabeb7001408b607cd 100644
--- a/src/test/java/teetime/stage/basic/distributor/DistributorTest.java
+++ b/src/test/java/teetime/stage/basic/distributor/DistributorTest.java
@@ -131,7 +131,7 @@ public class DistributorTest {
 		this.distributor.getNewOutputPort();
 		this.distributor.onStarting();
 
-		expectedException.expect(UnsupportedOperationException.class);
+		expectedException.expect(IllegalStateException.class);
 		this.distributor.execute(1);
 	}