diff --git a/givaro.changes b/givaro.changes
index d8ab74e..b1497fe 100644
--- a/givaro.changes
+++ b/givaro.changes
@@ -5,6 +5,7 @@ Thu May 23 16:16:10 UTC 2013 - dmitry_r@opensuse.org
 - Replace duplicate files by links
 - Delete timestamp from documentation
   * givaro-doc-no-build-time.patch
+- Fix SLE11 build
 
 -------------------------------------------------------------------
 Sun May 19 20:30:35 UTC 2013 - jengelh@inai.de
diff --git a/givaro.spec b/givaro.spec
index 8ca4cc6..9facba8 100644
--- a/givaro.spec
+++ b/givaro.spec
@@ -33,7 +33,6 @@ BuildRequires:  fdupes
 BuildRequires:  gcc-c++
 BuildRequires:  gmp-devel >= 3.1.1
 BuildRequires:  graphviz
-BuildRequires:  xz
 BuildRoot:      %{_tmppath}/%{name}-%{version}-build
 
 %description
@@ -86,7 +85,9 @@ developing against the Givaro library.
 %package doc
 Summary:        API documentation for the Givaro library, in HTML
 Group:          Documentation/HTML
+%if 0%{?suse_version} > 1110
 BuildArch:      noarch
+%endif
 
 %description doc
 Givaro is a C++ library for arithmetic and algebraic computations.