diff --git a/spamassassin.spec b/spamassassin.spec
index 5870c41..1d08068 100644
--- a/spamassassin.spec
+++ b/spamassassin.spec
@@ -97,7 +97,7 @@ Source14: spamassassin.service
 # Patches 100+ are SVN backports (DO NOT REUSE!)
 # end of patches
 Requires: perl(:MODULE_COMPAT_%(eval "`%{__perl} -V:version`"; echo $version))
-Buildroot: %{_tmppath}/%{name}-root
+BuildRoot: %{_tmppath}/%{name}-%{version}-%{release}-root-%(%{__id_u} -n)
 Requires: /sbin/chkconfig /sbin/service
 Requires(post): diffutils