diff --git a/mautrix_telegram/config.py b/mautrix_telegram/config.py
index 018727e7..cd645e24 100644
--- a/mautrix_telegram/config.py
+++ b/mautrix_telegram/config.py
@@ -147,6 +147,8 @@ class Config(DictWithRecursion):
         copy("appservice.hostname")
         copy("appservice.port")
 
+        copy("appservice.database")
+
         copy("appservice.public.enabled")
         copy("appservice.public.prefix")
         copy("appservice.public.external")