diff --git a/file_fixes_and_new_services/add-custom-nix.sh b/file_fixes_and_new_services/add-custom-nix.sh
index 2001864..0a63ce6 100644
--- a/file_fixes_and_new_services/add-custom-nix.sh
+++ b/file_fixes_and_new_services/add-custom-nix.sh
@@ -34,6 +34,8 @@ FILE=/var/lib/beacons/file_fixes_and_new_services/add-custom-nix/completed
 
 #### MAIN SCRIPT ####
 
+/run/current-system/sw/bin/mkdir /etc/nixos/custom.nix
+
 /run/current-system/sw/bin/cat > /etc/nixos/custom.nix <<- "EOF"
 
 {config, pkgs, lib, ...}: