diff --git a/krebs/5pkgs/simple/syncthing-device-id.nix b/krebs/5pkgs/simple/syncthing-device-id.nix
index 9533800fd..74983fc18 100644
--- a/krebs/5pkgs/simple/syncthing-device-id.nix
+++ b/krebs/5pkgs/simple/syncthing-device-id.nix
@@ -1,12 +1,13 @@
-{ openssl, writePython2Bin }:
+{ openssl, writePython3Bin }:
 
-writePython2Bin "syncthing-device-id" {
+writePython3Bin "syncthing-device-id" {
   flakeIgnore = [
     "E226"
     "E302"
     "E305"
     "E501"
     "F401"
+    "W504"
   ];
 } /* python */ ''
   import base64