diff --git a/src/qemu/qemu_domain.c b/src/qemu/qemu_domain.c
index 1fc4e2f33f..3366346624 100644
--- a/src/qemu/qemu_domain.c
+++ b/src/qemu/qemu_domain.c
@@ -6676,7 +6676,7 @@ qemuDomainDiskChangeSupportedIothreads(virDomainDiskDef *disk,
 
  fail:
     virReportError(VIR_ERR_OPERATION_UNSUPPORTED, "%s",
-                   _("cannot modify field '<iothreads>' (or it's parts) of the disk"));
+                   _("cannot modify '<iothreads>' configuration of the disk"));
     return false;
 }