diff --git a/nginx/nginx.conf b/nginx/nginx.conf
index ea74414..8e12244 100644
--- a/nginx/nginx.conf
+++ b/nginx/nginx.conf
@@ -236,7 +236,7 @@ http {
 	'"is_internal_ip":"$is_internal",'
 	'"rate_limit_key":"$limit_key",'
 	'"bad_bot_rate_limit_key":"$bad_bot_key",'
-	'"cacheable_asset_ttl":"$cache_asset",'
+	'"cacheable_asset_ttl":"$cache_asset"'
 
     '}';