diff --git a/oscar/configuration.nix b/oscar/configuration.nix
index b72ebfc..342cc79 100644
--- a/oscar/configuration.nix
+++ b/oscar/configuration.nix
@@ -230,6 +230,9 @@
       enable = true;
       addKeysToAgent = "yes";
       matchBlocks = {
+        bert = {
+          user = "root";
+        };
         bigbird = {
           user = "root";
         };