diff --git a/RELEASE_PROCEDURE.md b/RELEASE_PROCEDURE.md
index ae53522a..b9e1ebff 100644
--- a/RELEASE_PROCEDURE.md
+++ b/RELEASE_PROCEDURE.md
@@ -9,7 +9,11 @@
 
       > If there are breaking changes, the major version number should be increased.
 
-   2. Overwrite [`BREAKINGCHANGES`][breaking_changes] with 
+   2. If the major versioin number gets bumped, update [SECURITY.md][SECURITY_file_link].
+      
+      [SECURITY_file_link]: https://github.com/topgrade-rs/topgrade/blob/main/SECURITY.md
+
+   3. Overwrite [`BREAKINGCHANGES`][breaking_changes] with 
       [`BREAKINGCHANGES_dev`][breaking_changes_dev], and create a new dev file:
 
       ```sh'