diff --git a/data/crawlers/ai-search.yaml b/data/crawlers/ai-search.yaml
index bf1bdd2c..cf60dc0d 100644
--- a/data/crawlers/ai-search.yaml
+++ b/data/crawlers/ai-search.yaml
@@ -4,5 +4,5 @@
 #  - Claude-SearchBot: No published IP allowlist
 - name: "ai-crawlers-search"
   user_agent_regex: >-
-    OAI-SearchBot|Claude-SearchBot|PerplexityBot
+    OAI-SearchBot|Claude-SearchBot|PerplexityBot|meta-webindexer
   action: DENY
diff --git a/web/static/robots.txt b/web/static/robots.txt
index e5c518fc..c805b2a8 100644
--- a/web/static/robots.txt
+++ b/web/static/robots.txt
@@ -54,6 +54,7 @@ User-agent: meta-externalagent
 User-agent: Meta-ExternalAgent
 User-agent: meta-externalfetcher
 User-agent: Meta-ExternalFetcher
+User-agent: meta-webindexer
 User-agent: MistralAI-User
 User-agent: MistralAI-User/1.0
 User-agent: MyCentralAIScraperBot