diff --git a/test/Sync/ChannelledSocketTest.php b/test/Sync/ChannelledSocketTest.php
index e36ab59..63b6b30 100644
--- a/test/Sync/ChannelledSocketTest.php
+++ b/test/Sync/ChannelledSocketTest.php
@@ -78,7 +78,7 @@ class ChannelledSocketTest extends TestCase
 
     /**
      * @depends testSendReceive
-     * @expectedException \Amp\Parallel\Sync\ChannelException
+     * @expectedException \Amp\Parallel\Sync\SerializationException
      */
     public function testSendUnserializableData()
     {
diff --git a/test/Sync/ChannelledStreamTest.php b/test/Sync/ChannelledStreamTest.php
index d04ead7..2c7603a 100644
--- a/test/Sync/ChannelledStreamTest.php
+++ b/test/Sync/ChannelledStreamTest.php
@@ -102,7 +102,7 @@ class ChannelledStreamTest extends TestCase
 
     /**
      * @depends testSendReceive
-     * @expectedException \Amp\Parallel\Sync\ChannelException
+     * @expectedException \Amp\Parallel\Sync\SerializationException
      */
     public function testSendUnserializableData()
     {