diff --git a/src/modules/postcfg/postcfg.conf b/src/modules/postcfg/postcfg.conf
index 1c8651dc6..ec6c6f610 100644
--- a/src/modules/postcfg/postcfg.conf
+++ b/src/modules/postcfg/postcfg.conf
@@ -2,3 +2,4 @@
 keyrings:
     - archlinux
     - manjaro
+    - mabox