diff --git a/tests/Composer/Test/Fixtures/installer/install-self-from-root.test b/tests/Composer/Test/Fixtures/installer/install-self-from-root.test
index 82092c77f..a994d0c44 100644
--- a/tests/Composer/Test/Fixtures/installer/install-self-from-root.test
+++ b/tests/Composer/Test/Fixtures/installer/install-self-from-root.test
@@ -10,7 +10,7 @@ Tries to require a package with the same name as the root package
 --RUN--
 install
 --EXPECT-EXCEPTION--
-InvalidArgumentException
+RuntimeException
 --EXPECT--
 Root package 'foo/bar' cannot require itself in its composer.json
 Did you accidentally name your root package after an external package?