diff --git a/CONTRIBUTING.rst b/CONTRIBUTING.rst
index 3cd5311..b47f77e 100644
--- a/CONTRIBUTING.rst
+++ b/CONTRIBUTING.rst
@@ -14,9 +14,10 @@
 
 https://cryptography.io/en/latest/contributing/
 
-.. note::
+Security issues
+---------------
 
-    To report a security issue, please follow the special `security reporting
-    guidelines`_, do not report them in the public issue tracker.
+To report a security issue, please follow the special `security reporting
+guidelines`_, do not report them in the public issue tracker.
 
 .. _`security reporting guidelines`: https://cryptography.io/en/latest/security/