2 files changed, 5 insertions, 4 deletions

diff --git a/arch/s390/Kconfig b/arch/s390/Kconfig
index 3be9c832dec1..683af90efe86 100644
--- a/arch/s390/Kconfig
+++ b/arch/s390/Kconfig
@@ -254,12 +254,12 @@ config MARCH_ZEC12
           older machines.
 
 config MARCH_Z13
-        bool "IBM z13"
+        bool "IBM z13s and z13"
         select HAVE_MARCH_Z13_FEATURES
         help
-          Select this to enable optimizations for IBM z13 (2964 series).
-          The kernel will be slightly faster but will not work on older
-          machines.
+          Select this to enable optimizations for IBM z13s and z13 (2965 and
+          2964 series). The kernel will be slightly faster but will not work on
+          older machines.
 
 endchoice
 
diff --git a/arch/s390/kernel/setup.c b/arch/s390/kernel/setup.c
index 9220db5c996a..b1fbcc07c871 100644
--- a/arch/s390/kernel/setup.c
+++ b/arch/s390/kernel/setup.c
@@ -779,6 +779,7 @@ static int __init setup_hwcaps(void)
                 strcpy(elf_platform, "zEC12");
                 break;
         case 0x2964:
+        case 0x2965:
                 strcpy(elf_platform, "z13");
                 break;
         }