diff --git a/website/static/security/advisory-template.txt b/website/static/security/advisory-template.txt
index 8e63f61f09..71c4b4372a 100644
--- a/website/static/security/advisory-template.txt
+++ b/website/static/security/advisory-template.txt
@@ -11,7 +11,9 @@ Credits:
 Affects:        <affected versions>
                 <e.g., "All supported versions of FreeBSD.", "FreeBSD
                 12.2 and later.", "FreeBSD 12.x", or "FreeBSD 11.4">
-Corrected:      2021-XX-XX XX:XX:XX UTC (stable/12, 12.2-STABLE)
+Corrected:      2021-XX-XX XX:XX:XX UTC (stable/13, 13.0-STABLE)
+                2021-XX-XX XX:XX:XX UTC (releng/13.0, 13.0-BETA2-pXX)
+                2021-XX-XX XX:XX:XX UTC (stable/12, 12.2-STABLE)
                 2021-XX-XX XX:XX:XX UTC (releng/12.2, 12.2-RELEASE-pXX)
                 2021-XX-XX XX:XX:XX UTC (stable/11, 11.4-STABLE)
                 2021-XX-XX XX:XX:XX UTC (releng/11.4, 11.4-RELEASE-pXX)
@@ -114,6 +116,8 @@ affected branch.
 
 Branch/path                                                      Revision
 -------------------------------------------------------------------------
+stable/13/                                                        rXXXXXX
+releng/13.0/                                                      rXXXXXX
 stable/12/                                                        rXXXXXX
 releng/12.2/                                                      rXXXXXX
 stable/11/                                                        rXXXXXX
diff --git a/website/static/security/errata-template.txt b/website/static/security/errata-template.txt
index 0ae8e44b89..9d78362e6d 100644
--- a/website/static/security/errata-template.txt
+++ b/website/static/security/errata-template.txt
@@ -11,7 +11,9 @@ Credits:
 Affects:        <affected versions>
                 <e.g., "All supported versions of FreeBSD.", "FreeBSD
                 12.2 and later.", "FreeBSD 12.x", or "FreeBSD 11.4">
-Corrected:      2021-XX-XX XX:XX:XX UTC (stable/12, 12.2-STABLE)
+Corrected:      2021-XX-XX XX:XX:XX UTC (stable/13, 13.0-STABLE)
+                2021-XX-XX XX:XX:XX UTC (releng/13.0, 13.0-BETA2-pXX)
+                2021-XX-XX XX:XX:XX UTC (stable/12, 12.2-STABLE)
                 2021-XX-XX XX:XX:XX UTC (releng/12.2, 12.2-RELEASE-pXX)
                 2021-XX-XX XX:XX:XX UTC (stable/11, 11.4-STABLE)
                 2021-XX-XX XX:XX:XX UTC (releng/11.4, 11.4-RELEASE-pXX)
@@ -114,6 +116,8 @@ affected branch.
 
 Branch/path                                                      Revision
 -------------------------------------------------------------------------
+stable/13/                                                        rXXXXXX
+releng/13.0/                                                      rXXXXXX
 stable/12/                                                        rXXXXXX
 releng/12.2/                                                      rXXXXXX
 stable/11/                                                        rXXXXXX