diff --git a/tools/testing/kunit/qemu_configs/sparc.py b/tools/testing/kunit/qemu_configs/sparc.py
index e975c4331a7c..256d9573b446 100644
--- a/tools/testing/kunit/qemu_configs/sparc.py
+++ b/tools/testing/kunit/qemu_configs/sparc.py
@@ -2,8 +2,9 @@
 
 QEMU_ARCH = QemuArchParams(linux_arch='sparc',
 			   kconfig='''
-CONFIG_SERIAL_8250=y
-CONFIG_SERIAL_8250_CONSOLE=y''',
+CONFIG_SERIAL_SUNZILOG=y
+CONFIG_SERIAL_SUNZILOG_CONSOLE=y
+''',
 			   qemu_arch='sparc',
 			   kernel_path='arch/sparc/boot/zImage',
 			   kernel_command_line='console=ttyS0 mem=256M',