diff --git a/conf/app.ini b/conf/app.ini
index 40ec0e3..99303cf 100644
--- a/conf/app.ini
+++ b/conf/app.ini
@@ -277,7 +277,7 @@ OBJECTS_PATH = data/lfs-objects
 ; Whether to enabled upload attachments in general.
 ENABLED = true
 ; The path to store attachments on the file system.
-PATH = data/attachments
+PATH = __DATADIR__/data/attachments
 ; File types that are allowed to be uploaded, e.g. "image/jpeg|image/png". Leave empty to allow any file type.
 ALLOWED_TYPES = image/jpeg|image/png
 ; The maximum size of each file in MB.