diff --git a/configs/nixos/modules/services/copyparty.nix b/configs/nixos/modules/services/copyparty.nix
index 7b2dcd7..9e2ce74 100644
--- a/configs/nixos/modules/services/copyparty.nix
+++ b/configs/nixos/modules/services/copyparty.nix
@@ -20,11 +20,11 @@ let
 
   port = 3923;
 
-  credentialName = "password-${builtins.substring 0 16 (builtins.hashString "sha256" accountName)}";
+  credentialHash = builtins.substring 0 16 (builtins.hashString "sha256" accountName);
 
-  passwordPlaceholder = "@COPYPARTY_PASSWORD_${
-    builtins.substring 0 16 (builtins.hashString "sha256" accountName)
-  }@";
+  credentialName = "password-${credentialHash}";
+
+  passwordPlaceholder = "@COPYPARTY_PASSWORD_${credentialHash}@";
 
   globalSettings = {
     i = "0.0.0.0";