diff --git a/Sys-CPU-0.52-Add-support-for-Linux-on-s390.patch b/Sys-CPU-0.52-Add-support-for-Linux-on-s390.patch
new file mode 100644
index 0000000..ce319a2
--- /dev/null
+++ b/Sys-CPU-0.52-Add-support-for-Linux-on-s390.patch
@@ -0,0 +1,52 @@
+From 2c6e746e5e96f7c6c131db7d8f9366ae002a17cb Mon Sep 17 00:00:00 2001
+From: =?UTF-8?q?Petr=20P=C3=ADsa=C5=99?= <ppisar@redhat.com>
+Date: Mon, 5 Nov 2012 11:26:55 +0100
+Subject: [PATCH] Add support for Linux on s390
+
+---
+ CPU.xs | 19 +++++++++++++++++--
+ 1 file changed, 17 insertions(+), 2 deletions(-)
+
+diff --git a/CPU.xs b/CPU.xs
+index b77d0c0..564e855 100644
+--- a/CPU.xs
++++ b/CPU.xs
+@@ -269,6 +269,17 @@ int proc_cpuinfo_clock (void) {
+     return (0);
+ }
+ 
++#ifdef __s390__ || __s390x__
++/* Return machine value from s390 processor line, NULL if not found */
++char *processor_machine_field (char *processor) {
++    char *machine = NULL;
++    if (NULL == processor) return NULL;
++    if (NULL != (machine = strstr(processor, "machine = "))) {
++	machine += 10;
++    }
++    return machine;
++}
++#endif
+ #endif
+ 
+ int get_cpu_count() {
+@@ -354,11 +365,15 @@ SV *
+ cpu_type()
+ CODE:
+ {
+-    char *value = malloc(MAX_IDENT_SIZE);
++    char *value = NULL;
+     int retcode = 0;
+ #ifdef __linux__
+-    value = proc_cpuinfo_field ("model name");
++#ifdef __s390__ || __s390x__
++    value = processor_machine_field (proc_cpuinfo_field ("processor") );
++#endif
++    if (!value) value = proc_cpuinfo_field ("model name");
+     if (!value) value = proc_cpuinfo_field ("machine");
++    if (!value) value = proc_cpuinfo_field ("vendor_id");
+ #endif
+ #ifdef WINDOWS
+     retcode = GetSysInfoKey("Identifier",value);
+-- 
+1.7.11.7
+
diff --git a/perl-Sys-CPU.spec b/perl-Sys-CPU.spec
index d01ae9c..db90108 100644
--- a/perl-Sys-CPU.spec
+++ b/perl-Sys-CPU.spec
@@ -1,6 +1,6 @@
 Name:           perl-Sys-CPU
 Version:        0.52
-Release:        1%{?dist}
+Release:        2%{?dist}
 Summary:        Getting CPU information
 Group:          Development/Libraries
 # Some code was copied from Unix::Processors, which is LGPLv3 or Artistic 2.0
@@ -9,6 +9,8 @@ Group:          Development/Libraries
 License:        (GPL+ or Artistic) and (LGPLv3 or Artistic 2.0)
 URL:            http://search.cpan.org/~mkoderer/Sys-CPU/
 Source0:        http://search.cpan.org/CPAN/authors/id/M/MK/MKODERER/Sys-CPU-%{version}.tar.gz
+# Support for s390, CPAN RT #80633
+Patch0:         Sys-CPU-0.52-Add-support-for-Linux-on-s390.patch
 BuildRequires:  perl(ExtUtils::MakeMaker)
 # Run-time:
 BuildRequires:  perl(DynaLoader)
@@ -23,6 +25,7 @@ Currently only number of CPU's supported.
 
 %prep
 %setup -q -n Sys-CPU-%{version}
+%patch0 -p1
 sed -i 's/\r//' Changes README
 
 %build
@@ -46,6 +49,9 @@ find %{buildroot} -type f -name CPU.bs -exec rm -f {} ';'
 
 
 %changelog
+* Mon Nov 05 2012 Petr Pisar <ppisar@redhat.com> - 0.52-2
+- Add support for s390 (CPAN RT #80633)
+
 * Fri Nov 02 2012 Petr Pisar <ppisar@redhat.com> - 0.52-1
 - 0.52 bump