diff --git a/public/robots.txt b/public/robots.txt
index 6672eeba1f2..cccfa58f2df 100644
--- a/public/robots.txt
+++ b/public/robots.txt
@@ -6,3 +6,4 @@ Disallow: /
 User-agent: *
 Disallow: /media_proxy/
 Disallow: /interact/
+Disallow: /api/v1/instance/domain_blocks