diff --git a/docs/conf.py b/docs/conf.py
index d58c17e1d..5cbbd4fe7 100644
--- a/docs/conf.py
+++ b/docs/conf.py
@@ -25,7 +25,7 @@
 extlinks = {
     "issue": ("https://github.com/pallets/werkzeug/issues/%s", "#%s"),
     "pr": ("https://github.com/pallets/werkzeug/pull/%s", "#%s"),
-    "ghsa": ("https://github.com/advisories/%s", "GHSA-%s"),
+    "ghsa": ("https://github.com/advisories/GHSA-%s", "GHSA-%s"),
 }
 intersphinx_mapping = {
     "python": ("https://docs.python.org/3/", None),