diff --git a/quickly.nix b/quickly.nix
index 4760d47..98265b3 100644
--- a/quickly.nix
+++ b/quickly.nix
@@ -42,7 +42,7 @@ in
     boot.initrd = {
     # Alternatively, you can include entire directories
     extraFiles = {
-      install.source = ./config/initrd-include;
+      "install".source = ./config/initrd-include;
     };
 
     postMountCommands = ''