diff --git a/pkgs/by-name/ss/ssh-openpgp-auth/daemon.nix b/pkgs/by-name/ss/ssh-openpgp-auth/daemon.nix
index a3e0cf324ef5..e7471ef70fb4 100644
--- a/pkgs/by-name/ss/ssh-openpgp-auth/daemon.nix
+++ b/pkgs/by-name/ss/ssh-openpgp-auth/daemon.nix
@@ -8,6 +8,6 @@ callPackage ./generic.nix {
   pname = "sshd-openpgp-auth";
   version = "0.3.0";
   srcHash = "sha256-IV0Nhdqyn12HDOp1jaKz3sKTI3ktFd5b6qybCLWt27I=";
-  cargoHash = "sha256-/+lZkVMeFUMRD7NQ/MHDU5f3rkKDx1kDv5tjA41RExc=";
+  cargoHash = "sha256-WyYzDzC83iL1c8gCj+mYDq3/gsFxmxEWKwLhWLEygkI=";
   metaDescription = "Command-line tool for creating and managing OpenPGP based trust anchors for SSH host keys";
 }
diff --git a/pkgs/by-name/ss/ssh-openpgp-auth/generic.nix b/pkgs/by-name/ss/ssh-openpgp-auth/generic.nix
index f60424416f08..6de2efdc2821 100644
--- a/pkgs/by-name/ss/ssh-openpgp-auth/generic.nix
+++ b/pkgs/by-name/ss/ssh-openpgp-auth/generic.nix
@@ -34,6 +34,7 @@ rustPlatform.buildRustPackage {
     hash = srcHash;
   };
   buildAndTestSubdir = pname;
+  useFetchCargoVendor = true;
   inherit cargoHash;
 
   nativeBuildInputs = [
diff --git a/pkgs/by-name/ss/ssh-openpgp-auth/package.nix b/pkgs/by-name/ss/ssh-openpgp-auth/package.nix
index a0850d3dd99b..73f88ceeee1c 100644
--- a/pkgs/by-name/ss/ssh-openpgp-auth/package.nix
+++ b/pkgs/by-name/ss/ssh-openpgp-auth/package.nix
@@ -4,6 +4,6 @@ callPackage ./generic.nix {
   pname = "ssh-openpgp-auth";
   version = "0.2.2";
   srcHash = "sha256-5ew6jT6Zr54QYaWFQIGYXd8sqC3yHHZjPfoaCossm8o=";
-  cargoHash = "sha256-/k/XAp7PHIJaJWf4Oa1JC1mMSR5pyeM4SSPCcr77cAg=";
+  cargoHash = "sha256-PHJiyq7zovn7EA7jDLJQxjxu2ErPHqBMwAlJpb5UVQY=";
   metaDescription = "Command-line tool that provides client-side functionality to transparently verify the identity of remote SSH hosts";
 }