diff --git a/content/posts/signatures.md b/content/posts/signatures.md
index 5cbb45f..1a80fec 100644
--- a/content/posts/signatures.md
+++ b/content/posts/signatures.md
@@ -156,6 +156,7 @@ draft: false
 - Avocado Rider [(@sSt3lla)](https://github.com/sSt3lla)
 - Otus9051 ([@otus9051](https://github.com/otus9051))
 - marshmallow ([@mrshmllow](https://github.com/mrshmllow))
+- Quantenzitrone (<https://quantenzitrone.eu>)
 <!-- Insert your signature above here, using the format above.>
 
 ... and at least a dozen others who concur with this document, but are unable to sign for safety reasons.