diff --git a/values.yaml b/values.yaml
index 8998160..6764eb6 100644
--- a/values.yaml
+++ b/values.yaml
@@ -59,6 +59,7 @@ bootstrap:
     - "79.215.12.94/32" # sven
     - "164.138.195.162/32" # aachen
     - "195.201.127.50/32" # prodwork01-backup-01
+    - "164.92.251.253/32" # DO hosted: dev-blackbox-01.smardigo.digital
 
   # Application specific
   cert-manager: