diff --git a/nixos/configuration.nix b/nixos/configuration.nix
index bf5ed8b..26068ee 100644
--- a/nixos/configuration.nix
+++ b/nixos/configuration.nix
@@ -21,7 +21,7 @@
     enable = true;
     config = {
       credential = {
-        helper = store
+        helper = "store";
       };
     };
   };