diff --git a/docs/usage/configuration-options.md b/docs/usage/configuration-options.md
index 91c5c11c0b65b2ce24d5694993e0a4e091e02d35..55a4f24d45fe310462c55d0258cd27a3c9591704 100644
--- a/docs/usage/configuration-options.md
+++ b/docs/usage/configuration-options.md
@@ -2025,6 +2025,9 @@ This setting - if enabled - limits Renovate to a maximum of x concurrent PRs ope
 
 This limit is enforced on a per-repository basis.
 
+Note: Renovate always creates security PRs, even if the concurrent PR limit is already reached.
+Security PRs have `[SECURITY]` in their PR title.
+
 ## prCreation
 
 This setting tells Renovate when you would like it to raise PRs: