diff --git a/pkgs/tools/text/mdbook-linkcheck/default.nix b/pkgs/tools/text/mdbook-linkcheck/default.nix
index 40dd80c93bea..3d544fd4068d 100644
--- a/pkgs/tools/text/mdbook-linkcheck/default.nix
+++ b/pkgs/tools/text/mdbook-linkcheck/default.nix
@@ -21,7 +21,11 @@ rustPlatform.buildRustPackage rec {
     sha256 = "sha256-ZbraChBHuKAcUA62EVHZ1RygIotNEEGv24nhSPAEj00=";
   };
 
-  cargoHash = "sha256-AwixlCL5ZcLgj9wYeBvkSy2U6J8alXf488l8DMn73w4=";
+  cargoDeps = rustPlatform.fetchCargoVendor {
+    inherit pname version src;
+    allowGitDependencies = false;
+    hash = "sha256-Tt7ljjWv2CMtP/ELZNgSH/ifmBk/42+E0r9ZXQEJNP8=";
+  };
 
   buildInputs = if stdenv.hostPlatform.isDarwin then [ Security ] else [ openssl ];