diff --git a/nginx/nginx.conf b/nginx/nginx.conf
index 2365bf7f..a6205513 100644
--- a/nginx/nginx.conf
+++ b/nginx/nginx.conf
@@ -36,7 +36,7 @@ http {
     # maintained by certbot-ocsp-fetcher
     ssl_stapling_file /etc/nginx/ocsp-cache/grapheneos.org.der;
 
-    access_log /var/log/nginx/access.log;
+    access_log /var/log/nginx/access.log combined buffer=64k flush=1m;
     error_log /var/log/nginx/error.log;
 
     gzip_vary on;