diff --git a/lib/appliance-kcmdline.c b/lib/appliance-kcmdline.c
index 4dde7a865..ff7bda494 100644
--- a/lib/appliance-kcmdline.c
+++ b/lib/appliance-kcmdline.c
@@ -44,6 +44,8 @@
 #define SERIAL_CONSOLE "console=hvc0 console=ttyS0"
 #elif defined(__arm__) || defined(__aarch64__)
 #define SERIAL_CONSOLE "console=ttyAMA0"
+#elif defined(__s390x__)
+#define SERIAL_CONSOLE "console=ttysclp0"
 #else
 #define SERIAL_CONSOLE "console=ttyS0"
 #endif