diff --git a/src/config.cpp b/src/config.cpp
index 2f98fa23..2a0a90ed 100644
--- a/src/config.cpp
+++ b/src/config.cpp
@@ -298,7 +298,7 @@ Config::keys_listxattr_size() const
   rv = 0;
   for(const auto &[key,val] : _map)
     {
-      if(val.display == false)
+      if(val->display == false)
         continue;
       rv += sizeof("user.mergerfs.");
       rv += key.size();