diff --git a/www/static/robots.txt b/www/static/robots.txt
index 1374488bf4..30e40ba62d 100644
--- a/www/static/robots.txt
+++ b/www/static/robots.txt
@@ -6,3 +6,12 @@ Disallow: /*.pdf$
 User-agent: *
 Disallow: /trunk/
 Disallow: /draft/
+
+# Prevent legacy ironic releases from being indexed
+Disallow: /ironic/mitaka
+Disallow: /ironic/newton
+Disallow: /ironic/ocata
+Disallow: /ironic/pike
+Disallow: /ironic/queens
+Disallow: /ironic/rocky
+Disallow: /ironic/stein