diff --git a/doc/security.md b/doc/security.md
index 1519d22d1793..8cade5b1fb5b 100644
--- a/doc/security.md
+++ b/doc/security.md
@@ -8,7 +8,7 @@
 
 See the following sections for detailed information.
 
-If you discover a security issue, see the [LXD security policy](https://github.com/canonical/lxd/blob/master/SECURITY.md) for information on how to report the issue.
+If you discover a security issue, see the [LXD security policy](https://github.com/canonical/lxd/blob/main/SECURITY.md) for information on how to report the issue.
 
 ## Supported versions