diff --git a/CONTRIBUTING.rst b/CONTRIBUTING.rst
index 30d596f..2c07f2d 100644
--- a/CONTRIBUTING.rst
+++ b/CONTRIBUTING.rst
@@ -2,6 +2,11 @@
 Contributing to: oslo-specs
 =============================================
 
+If you would like to contribute to the development of oslo's libraries,
+first you must take a look to this page:
+
+   https://specs.openstack.org/openstack/oslo-specs/specs/policy/contributing.html
+
 If you would like to contribute to the development of OpenStack,
 you must follow the steps in this page:
 
@@ -17,4 +22,4 @@ Pull requests submitted through GitHub will be ignored.
 
 Bugs should be filed on Launchpad, not GitHub:
 
-   https://bugs.launchpad.net/oslo
\ No newline at end of file
+   https://bugs.launchpad.net/oslo