diff --git a/nixos/pkgs/zkapissuer-repo.nix b/nixos/pkgs/zkapissuer-repo.nix
index bb8dc8633a8a74f8c300abd0aa5d1aba8231d56f..9b21c195bcf9d010d1815521ef68d1703ceea07c 100644
--- a/nixos/pkgs/zkapissuer-repo.nix
+++ b/nixos/pkgs/zkapissuer-repo.nix
@@ -4,6 +4,6 @@ in
   pkgs.fetchFromGitHub {
     owner = "PrivateStorageio";
     repo = "PaymentServer";
-    rev = "04a0b325958be64750c3c75272edf9dfc89d4139";
+    rev = "18f3d56e2ac795da5eb5f8ecf01a93f005ce478b";
     sha256 = "1bw3yz971j3rr16pb9cj3jyka3akc8kdx8fv5zlfyvhnm67gdlqx";
   }
\ No newline at end of file