diff --git a/tools/esp8266/html/warning.html b/tools/esp8266/html/warning.html
index 74c9f5b3..8175abe6 100644
--- a/tools/esp8266/html/warning.html
+++ b/tools/esp8266/html/warning.html
@@ -6,7 +6,7 @@
     </p>
     <p class="fw-normal">
         The Hoymiles protocol was decrypted through the voluntary efforts of many participants.
-        OpenDTU,
+        Ahoy,
         among others, was developed based on this work. The project is licensed under an Open Source
         License (<a href="https://www.gnu.de/documents/gpl-2.0.de.html" target="_blank">GNU General
             Public License version 2</a>).