diff --git a/armadillo.changes b/armadillo.changes
index 0f8983b..912e5f9 100644
--- a/armadillo.changes
+++ b/armadillo.changes
@@ -1,3 +1,8 @@
+-------------------------------------------------------------------
+Fri Jun 22 19:04:09 UTC 2012 - scorot@free.fr
+
+- fix build on SLE 11 
+
 -------------------------------------------------------------------
 Thu May 31 17:33:30 UTC 2012 - badshah400@gmail.com
 
diff --git a/armadillo.spec b/armadillo.spec
index 1625e73..86991e0 100644
--- a/armadillo.spec
+++ b/armadillo.spec
@@ -105,7 +105,9 @@ for i in `ls licenses/`; do sed -i 's/\r//' licenses/$i ; done
 for i in `ls examples/*.cpp`; do sed -i 's/\r//' $i; done
 
 %build
-cmake .
+cmake . \
+        -DCMAKE_INSTALL_PREFIX:PATH=%{_prefix}\
+        -DINSTALL_LIB_DIR:PATH=%{_libdir}
 %{__make} %{?_smp_mflags}
 
 %install