diff --git a/tests/qemu-iotests/077 b/tests/qemu-iotests/077
index bbf7b51..4dd1bdd 100755
--- a/tests/qemu-iotests/077
+++ b/tests/qemu-iotests/077
@@ -38,7 +38,7 @@
 . ./common.rc
 . ./common.filter
 
-_supported_fmt generic
+_supported_fmt raw
 _supported_proto generic
 _supported_os Linux