diff --git a/rustc.spec b/rustc.spec
index d2d60a0..297b2eb 100644
--- a/rustc.spec
+++ b/rustc.spec
@@ -1,6 +1,6 @@
 %define stage1 1
 Name:          rustc
-Version:       1.26.2
+Version:       1.27.0
 Release:       1mamba
 Summary:       The Rust programming language, designed to be a safe, concurrent, practical language
 Group:         Applications/Development
@@ -81,7 +81,7 @@ rpath = false
 EOF
 
 %build
-#:<< _EOF
+:<< _EOF
 ./x.py build
 
 %install
@@ -89,7 +89,7 @@ EOF
 DESTDIR=%{buildroot} ./x.py install
 
 cd %{buildroot}%{_libdir}
-rm rustlib/{components,manifest-rustc,rust-installer-version}
+#rm rustlib/{components,manifest-rustc,rust-installer-version}
 %ifarch %{ix86}
 ln -sf rustlib/i686-unknown-linux-gnu/lib/*.so .
 %else
@@ -135,6 +135,8 @@ cd -
 %{_libdir}/libterm-*.so
 %{_libdir}/libtest-*.so
 %dir %{_libdir}/rustlib
+%{_libdir}/rustlib/components
+%{_libdir}/rustlib/rust-installer-version
 %dir %{_libdir}/rustlib/etc
 %{_libdir}/rustlib/etc/*
 %{_libdir}/rustlib/install.log
@@ -166,6 +168,9 @@ cd -
 %doc README.md
 
 %changelog
+* Thu Jul 05 2018 Silvan Calarco <silvan.calarco@mambasoft.it> 1.27.0-1mamba
+- update to 1.27.0
+
 * Sat Jun 16 2018 Silvan Calarco <silvan.calarco@mambasoft.it> 1.26.2-1mamba
 - update to 1.26.2