diff --git a/robots.txt b/robots.txt
index 4cd1fda..028a219 100644
--- a/robots.txt
+++ b/robots.txt
@@ -18,4 +18,7 @@ Disallow: /
 User-agent: Googlebot-Image
 Disallow: /
 
+User-agent: GPTBot
+Disallow: /
+
 Sitemap: https://www.nicojensen.de/sitemap.xml
\ No newline at end of file