diff --git a/MAINTAINERS b/MAINTAINERS
index d8ebab595b2a978a1a07023a7dcdf3f0a5e692fe..33a61d516446cd877ea1294bf53b2dfecbfc75c9 100644
--- a/MAINTAINERS
+++ b/MAINTAINERS
@@ -18291,8 +18291,9 @@ F:	drivers/s390/block/dasd*
 F:	include/linux/dasd_mod.h
 
 S390 IOMMU (PCI)
+M:	Niklas Schnelle <schnelle@linux.ibm.com>
 M:	Matthew Rosato <mjrosato@linux.ibm.com>
-M:	Gerald Schaefer <gerald.schaefer@linux.ibm.com>
+R:	Gerald Schaefer <gerald.schaefer@linux.ibm.com>
 L:	linux-s390@vger.kernel.org
 S:	Supported
 F:	drivers/iommu/s390-iommu.c