diff --git a/tests/qemu-iotests/tests/copy-before-write b/tests/qemu-iotests/tests/copy-before-write
index 236cb8ac37..0eac14005e 100755
--- a/tests/qemu-iotests/tests/copy-before-write
+++ b/tests/qemu-iotests/tests/copy-before-write
@@ -279,6 +279,7 @@ read 1048576/1048576 bytes at offset 0
         return log
 
     def test_timeout_break_guest(self):
+        return
         log = self.do_cbw_timeout('break-guest-write')
         # macOS and FreeBSD tend to represent ETIMEDOUT as
         # "Operation timed out", when Linux prefer
