diff --git a/rubygem-mustermann.spec b/rubygem-mustermann.spec
index 125560f..9c4fba9 100644
--- a/rubygem-mustermann.spec
+++ b/rubygem-mustermann.spec
@@ -2,7 +2,7 @@
 %{?_with_bootstrap: %global bootstrap 1}
 Name:                rubygem-%{gem_name}
 Version:             1.0.2
-Release:             1
+Release:             2
 Summary:             Your personal string matching expert
 License:             MIT
 URL:                 https://github.com/sinatra/mustermann
@@ -27,8 +27,8 @@ Documentation for %{name}.
 %prep
 gem unpack %{SOURCE0}
 %setup -q -D -T -n  %{gem_name}-%{version} -b 1
-ln -s %{gem_name}-%{version}/support support
-ln -s %{gem_name}-%{version}/mustermann-contrib mustermann-contrib 
+ln -s  %{_builddir}/%{gem_name}-%{version}/support   ../support
+ln -s  %{_builddir}/%{gem_name}-%{version}/mustermann-contrib  ../mustermann-contrib
 gem spec %{SOURCE0} -l --ruby > %{gem_name}.gemspec
 
 %build
@@ -79,5 +79,8 @@ popd
 %{gem_instdir}/spec
 
 %changelog
+* Tue Sep 8 2020 yanan li <liyanan032@huawei.com> - 1.0.2-2
+- fix build fail
+
 * Wed Aug 19 2020 geyanan <geyanan2@huawei.com> - 1.0.2-1
 - package init