diff --git a/gmp-4.0.1-s390.patch b/gmp-4.0.1-s390.patch
index 4eed537..a446cc3 100644
--- a/gmp-4.0.1-s390.patch
+++ b/gmp-4.0.1-s390.patch
@@ -1,20 +1,6 @@
-diff -up gmp-5.0.4/configure.in.s390 gmp-5.0.4/configure.in
---- gmp-5.0.4/configure.in.s390	2012-02-10 11:23:05.000000000 +0100
-+++ gmp-5.0.4/configure.in	2012-04-18 12:49:59.681014202 +0200
-@@ -1097,6 +1097,10 @@ case $host in
-     path="pyr"
-     ;;
- 
-+  s390x-*-*)
-+    gcc_cflags="-g -O2 $fomit_frame_pointer"
-+    path="s390x"
-+    ;;
- 
-   # IBM System/390 and z/Architecture
-   S390_PATTERN | S390X_PATTERN)
 diff -up gmp-5.0.4/mpn/s390x/gmp-mparam.h.s390 gmp-5.0.4/mpn/s390x/gmp-mparam.h
---- gmp-5.0.4/mpn/s390x/gmp-mparam.h.s390	2012-04-18 12:44:04.482509106 +0200
-+++ gmp-5.0.4/mpn/s390x/gmp-mparam.h	2012-04-18 12:44:04.482509106 +0200
+--- gmp-5.0.4/mpn/s390-64/gmp-mparam.h.s390	2012-04-18 12:44:04.482509106 +0200
++++ gmp-5.0.4/mpn/s390-64/gmp-mparam.h	2012-04-18 12:44:04.482509106 +0200
 @@ -0,0 +1,26 @@
 +/* gmp-mparam.h -- Compiler/machine parameter header file.
 +
diff --git a/gmp.spec b/gmp.spec
index 3a64c89..e3aa5ff 100644
--- a/gmp.spec
+++ b/gmp.spec
@@ -6,14 +6,14 @@
 Summary: A GNU arbitrary precision library
 Name: gmp
 Version: 5.1.1
-Release: 1%{?dist}
+Release: 2%{?dist}
 Epoch: 1
 URL: http://gmplib.org/
 Source0: ftp://ftp.gmplib.org/pub/gmp-%{version}/gmp-%{version}.tar.bz2
 # or ftp://ftp.gnu.org/pub/gnu/gmp/gmp-%{version}.tar.xz
 Source2: gmp.h
 Source3: gmp-mparam.h
-#No longer applicable Patch0: gmp-4.0.1-s390.patch
+Patch0: gmp-4.0.1-s390.patch
 License: LGPLv3+
 Group: System Environment/Libraries
 BuildRoot: %{_tmppath}/%{name}-%{version}-%{release}-root-%(%{__id_u} -n)
@@ -57,7 +57,7 @@ in applications.
 
 %prep
 %setup -q
-#no longer applicable % patch0 -p1 -b .s390
+%patch0 -p1 -b .s390
 
 %build
 autoreconf -if
@@ -227,9 +227,9 @@ exit 0
 
 
 %changelog
-* Thu Feb 14 2013 Frantisek Kluknavsky <fkluknav@redhat.com> - 1:5.1.1-1
+* Thu Feb 14 2013 Frantisek Kluknavsky <fkluknav@redhat.com> - 1:5.1.1-2
 - rebase to 5.1.1
-- dropped unapplicable gmp-4.0.1-s390.patch
+- deleted unapplicable part of gmp-4.0.1-s390.patch
 
 * Fri Jan 25 2013 Frantisek Kluknavsky <fkluknav@redhat.com> - 1:5.1.0-1
 - rebase to 5.1.0, de-ansi patch no longer applicable