diff --git a/gsl.spec b/gsl.spec
index a86d321..97c75ef 100644
--- a/gsl.spec
+++ b/gsl.spec
@@ -1,10 +1,11 @@
 Summary: The GNU Scientific Library for numerical analysis.
 Name: gsl
 Version: 1.5
-Release: 1
+Release: 2
 URL: http://sources.redhat.com/gsl/
 Source: ftp://sources.redhat.com/pub/gsl/%{name}-%{version}.tar.gz
 Patch0: gsl-1.1-nousr.patch
+Patch1: gsl-1.5-lib64.patch
 License: GPL 
 Group: System Environment/Libraries
 BuildRoot: %{_tmppath}/%{name}-%{version}-root
@@ -27,7 +28,8 @@ Library).
 
 %prep
 %setup -q
-%patch0 -p1
+%patch0 -p1 -b .nousr
+%patch1 -p1 -b .lib64
 
 %build
 %configure
@@ -77,6 +79,10 @@ rm -rf $RPM_BUILD_ROOT
 %{_libdir}/*.so
 
 %changelog
+* Wed Dec 15 2004 Ivana Varekova <varekova@redhat.com>
+- fix bug #142696 gsl-config outputs invalid flags on multilib 64-bit 
+architectures
+
 * Fri Jul 02 2004 Florian La Roche <Florian.LaRoche@redhat.de>
 - 1.5