diff --git a/nginx-block-ai-bots.conf b/nginx-block-ai-bots.conf
index aefb9e2..9a7bdc4 100644
--- a/nginx-block-ai-bots.conf
+++ b/nginx-block-ai-bots.conf
@@ -4,7 +4,7 @@ if ($http_user_agent ~* "(AddSearchBot|AI2Bot|Ai2Bot\-Dolma|aiHitBot|AmazonBuyFo
     set $block 1;
 }
 
-if ($request_uri = '/robots.txt') {
+if ($request_uri = "/robots.txt") {
     set $block 0;
 }