diff --git a/pkgs/servers/nextcloud/notify_push.nix b/pkgs/servers/nextcloud/notify_push.nix
index b4996cfb7fde..821e7be598c8 100644
--- a/pkgs/servers/nextcloud/notify_push.nix
+++ b/pkgs/servers/nextcloud/notify_push.nix
@@ -16,7 +16,8 @@ rustPlatform.buildRustPackage rec {
     hash = "sha256-Y71o+ARi/YB2BRDfEyORbrA9HPvsUlWdh5UjM8hzmcA=";
   };
 
-  cargoHash = "sha256-Mk+0LKP55Um5YiCx2O49rUZPwaXtKFnWtRC+WPGBadE=";
+  useFetchCargoVendor = true;
+  cargoHash = "sha256-bO3KN+ynxNdbnFv1ZHJSSPWd4SxWQGIis3O3Gfba8jw=";
 
   passthru = rec {
     test_client = rustPlatform.buildRustPackage {
@@ -25,7 +26,8 @@ rustPlatform.buildRustPackage rec {
 
       buildAndTestSubdir = "test_client";
 
-      cargoHash = "sha256-SBEuFOTgqNjPtKx0PFDA5Gkiksn3cZEmYcs2shAo2Po=";
+      useFetchCargoVendor = true;
+      cargoHash = "sha256-bO3KN+ynxNdbnFv1ZHJSSPWd4SxWQGIis3O3Gfba8jw=";
 
       meta = meta // {
         mainProgram = "test_client";