diff --git a/pkgs/development/tools/protoc-gen-go-grpc/default.nix b/pkgs/development/tools/protoc-gen-go-grpc/default.nix
index 6fd939d0023..b880921e1e0 100644
--- a/pkgs/development/tools/protoc-gen-go-grpc/default.nix
+++ b/pkgs/development/tools/protoc-gen-go-grpc/default.nix
@@ -1,24 +1,21 @@
-{ buildGoPackage
+{ buildGoModule
 , fetchFromGitHub
 , lib
 }:
 
-buildGoPackage rec {
+buildGoModule rec {
   pname = "protoc-gen-go-grpc";
-  version = "1.1.0";
-
-  goPackagePath = "google.golang.org/grpc";
+  version = "1.2.0";
+  modRoot = "cmd/protoc-gen-go-grpc";
 
   src = fetchFromGitHub {
     owner = "grpc";
     repo = "grpc-go";
     rev = "cmd/protoc-gen-go-grpc/v${version}";
-    sha256 = "14rjb8j6fm07rnns3dpwgkzf3y6rmia6i9n7ns6cldc5mbf7nwi3";
+    sha256 = "sha256-pIHMykwwyu052rqwSV5Js0+JCKCNLrFVN6XQ3xjlEOI=";
   };
 
-  subPackages = [ "cmd/protoc-gen-go-grpc" ];
-
-  goDeps = ./deps.nix;
+  vendorSha256 = "sha256-yxOfgTA5IIczehpWMM1kreMqJYKgRT5HEGbJ3SeQ/Lg=";
 
   meta = with lib; {
     description = "The Go language implementation of gRPC. HTTP/2 based RPC";
diff --git a/pkgs/development/tools/protoc-gen-go-grpc/deps.nix b/pkgs/development/tools/protoc-gen-go-grpc/deps.nix
deleted file mode 100644
index d559989244d..00000000000
--- a/pkgs/development/tools/protoc-gen-go-grpc/deps.nix
+++ /dev/null
@@ -1,333 +0,0 @@
-# file generated from go.mod using vgo2nix (https://github.com/nix-community/vgo2nix)
-[
-  {
-    goPackagePath = "cloud.google.com/go";
-    fetch = {
-      type = "git";
-      url = "https://github.com/googleapis/google-cloud-go";
-      rev = "v0.26.0";
-      sha256 = "149v3ci17g6wd2pm18mzcncq5qpl9hwdjnz3rlbn5rfidyn46la1";
-      moduleDir = "";
-    };
-  }
-  {
-    goPackagePath = "github.com/BurntSushi/toml";
-    fetch = {
-      type = "git";
-      url = "https://github.com/BurntSushi/toml";
-      rev = "v0.3.1";
-      sha256 = "1fjdwwfzyzllgiwydknf1pwjvy49qxfsczqx5gz3y0izs7as99j6";
-      moduleDir = "";
-    };
-  }
-  {
-    goPackagePath = "github.com/census-instrumentation/opencensus-proto";
-    fetch = {
-      type = "git";
-      url = "https://github.com/census-instrumentation/opencensus-proto";
-      rev = "v0.2.1";
-      sha256 = "19fcx3sc99i5dsklny6r073z5j20vlwn2xqm6di1q3b1xwchzqfj";
-      moduleDir = "";
-    };
-  }
-  {
-    goPackagePath = "github.com/client9/misspell";
-    fetch = {
-      type = "git";
-      url = "https://github.com/client9/misspell";
-      rev = "v0.3.4";
-      sha256 = "1vwf33wsc4la25zk9nylpbp9px3svlmldkm0bha4hp56jws4q9cs";
-      moduleDir = "";
-    };
-  }
-  {
-    goPackagePath = "github.com/cncf/udpa/go";
-    fetch = {
-      type = "git";
-      url = "https://github.com/cncf/udpa";
-      rev = "5459f2c99403";
-      sha256 = "0i3al193dsp91j7iywqrm6fr56y2sz51ci4vf19mb3j4n2x44gsi";
-      moduleDir = "go";
-    };
-  }
-  {
-    goPackagePath = "github.com/davecgh/go-spew";
-    fetch = {
-      type = "git";
-      url = "https://github.com/davecgh/go-spew";
-      rev = "v1.1.0";
-      sha256 = "0d4jfmak5p6lb7n2r6yvf5p1zcw0l8j74kn55ghvr7zr7b7axm6c";
-      moduleDir = "";
-    };
-  }
-  {
-    goPackagePath = "github.com/envoyproxy/go-control-plane";
-    fetch = {
-      type = "git";
-      url = "https://github.com/envoyproxy/go-control-plane";
-      rev = "668b12f5399d";
-      sha256 = "0vmhc8ii081x1k2qw4kji7wjyg6l25zp1y6qxi27wq8m341i4rzb";
-      moduleDir = "";
-    };
-  }
-  {
-    goPackagePath = "github.com/envoyproxy/protoc-gen-validate";
-    fetch = {
-      type = "git";
-      url = "https://github.com/envoyproxy/protoc-gen-validate";
-      rev = "v0.1.0";
-      sha256 = "0kxd3wwh3xwqk0r684hsy281xq4y71cd11d4q2hspcjbnlbwh7cy";
-      moduleDir = "";
-    };
-  }
-  {
-    goPackagePath = "github.com/golang/glog";
-    fetch = {
-      type = "git";
-      url = "https://github.com/golang/glog";
-      rev = "23def4e6c14b";
-      sha256 = "0jb2834rw5sykfr937fxi8hxi2zy80sj2bdn9b3jb4b26ksqng30";
-      moduleDir = "";
-    };
-  }
-  {
-    goPackagePath = "github.com/golang/mock";
-    fetch = {
-      type = "git";
-      url = "https://github.com/golang/mock";
-      rev = "v1.1.1";
-      sha256 = "0ap8wb6pdl6ccmdb43advjll2ly4sz26wsc3axw0hbrjrybybzgy";
-      moduleDir = "";
-    };
-  }
-  {
-    goPackagePath = "github.com/golang/protobuf";
-    fetch = {
-      type = "git";
-      url = "https://github.com/golang/protobuf";
-      rev = "v1.4.2";
-      sha256 = "0m5z81im4nsyfgarjhppayk4hqnrwswr3nix9mj8pff8x9jvcjqw";
-      moduleDir = "";
-    };
-  }
-  {
-    goPackagePath = "github.com/google/go-cmp";
-    fetch = {
-      type = "git";
-      url = "https://github.com/google/go-cmp";
-      rev = "v0.5.0";
-      sha256 = "04pzp583p6b32y34c6jygfxarff9qjs39rarvfh6467z24sdd9k4";
-      moduleDir = "";
-    };
-  }
-  {
-    goPackagePath = "github.com/google/uuid";
-    fetch = {
-      type = "git";
-      url = "https://github.com/google/uuid";
-      rev = "v1.1.2";
-      sha256 = "1rbpfa0v0ly9sdnixcxhf79swki54ikgm1zkwwkj64p1ws66syqd";
-      moduleDir = "";
-    };
-  }
-  {
-    goPackagePath = "github.com/pmezard/go-difflib";
-    fetch = {
-      type = "git";
-      url = "https://github.com/pmezard/go-difflib";
-      rev = "v1.0.0";
-      sha256 = "0c1cn55m4rypmscgf0rrb88pn58j3ysvc2d0432dp3c6fqg6cnzw";
-      moduleDir = "";
-    };
-  }
-  {
-    goPackagePath = "github.com/prometheus/client_model";
-    fetch = {
-      type = "git";
-      url = "https://github.com/prometheus/client_model";
-      rev = "14fe0d1b01d4";
-      sha256 = "0zdmk6rbbx39cvfz0r59v2jg5sg9yd02b4pds5n5llgvivi99550";
-      moduleDir = "";
-    };
-  }
-  {
-    goPackagePath = "github.com/stretchr/objx";
-    fetch = {
-      type = "git";
-      url = "https://github.com/stretchr/objx";
-      rev = "v0.1.0";
-      sha256 = "19ynspzjdynbi85xw06mh8ad5j0qa1vryvxjgvbnyrr8rbm4vd8w";
-      moduleDir = "";
-    };
-  }
-  {
-    goPackagePath = "github.com/stretchr/testify";
-    fetch = {
-      type = "git";
-      url = "https://github.com/stretchr/testify";
-      rev = "v1.5.1";
-      sha256 = "09r89m1wy4cjv2nps1ykp00qjpi0531r07q3s34hr7m6njk4srkl";
-      moduleDir = "";
-    };
-  }
-  {
-    goPackagePath = "golang.org/x/crypto";
-    fetch = {
-      type = "git";
-      url = "https://go.googlesource.com/crypto";
-      rev = "c2843e01d9a2";
-      sha256 = "01xgxbj5r79nmisdvpq48zfy8pzaaj90bn6ngd4nf33j9ar1dp8r";
-      moduleDir = "";
-    };
-  }
-  {
-    goPackagePath = "golang.org/x/exp";
-    fetch = {
-      type = "git";
-      url = "https://go.googlesource.com/exp";
-      rev = "509febef88a4";
-      sha256 = "02isrh39z8znrp5znplzy0dip2gnrl3jm1355raliyvhnhg04j6q";
-      moduleDir = "";
-    };
-  }
-  {
-    goPackagePath = "golang.org/x/lint";
-    fetch = {
-      type = "git";
-      url = "https://go.googlesource.com/lint";
-      rev = "d0100b6bd8b3";
-      sha256 = "0b0amr9x4ji66iv9ayfx7zrfx52k1m5g66qfcxkgj80qrb1y2yn7";
-      moduleDir = "";
-    };
-  }
-  {
-    goPackagePath = "golang.org/x/net";
-    fetch = {
-      type = "git";
-      url = "https://go.googlesource.com/net";
-      rev = "d8887717615a";
-      sha256 = "1wfm6ngxjyj7v5a2dqib6lw8bb2rdnf1kl48diykxjrsddn0s163";
-      moduleDir = "";
-    };
-  }
-  {
-    goPackagePath = "golang.org/x/oauth2";
-    fetch = {
-      type = "git";
-      url = "https://go.googlesource.com/oauth2";
-      rev = "d2e6202438be";
-      sha256 = "0wbn75fd10485nb93bm4kqldqifdim5xqy4v7r5sdvimvf3fyhn7";
-      moduleDir = "";
-    };
-  }
-  {
-    goPackagePath = "golang.org/x/sync";
-    fetch = {
-      type = "git";
-      url = "https://go.googlesource.com/sync";
-      rev = "112230192c58";
-      sha256 = "05i2k43j2d0llq768hg5pf3hb2yhfzp9la1w5wp0rsnnzblr0lfn";
-      moduleDir = "";
-    };
-  }
-  {
-    goPackagePath = "golang.org/x/sys";
-    fetch = {
-      type = "git";
-      url = "https://go.googlesource.com/sys";
-      rev = "d0b11bdaac8a";
-      sha256 = "18yfsmw622l7gc5sqriv5qmck6903vvhivpzp8i3xfy3z33dybdl";
-      moduleDir = "";
-    };
-  }
-  {
-    goPackagePath = "golang.org/x/text";
-    fetch = {
-      type = "git";
-      url = "https://go.googlesource.com/text";
-      rev = "v0.3.0";
-      sha256 = "0r6x6zjzhr8ksqlpiwm5gdd7s209kwk5p4lw54xjvz10cs3qlq19";
-      moduleDir = "";
-    };
-  }
-  {
-    goPackagePath = "golang.org/x/tools";
-    fetch = {
-      type = "git";
-      url = "https://go.googlesource.com/tools";
-      rev = "2c0ae7006135";
-      sha256 = "1lsi2ssxajclj3bciz2a41v1vjv768ja3v6wnbyhxy8xphwkp4fk";
-      moduleDir = "";
-    };
-  }
-  {
-    goPackagePath = "golang.org/x/xerrors";
-    fetch = {
-      type = "git";
-      url = "https://go.googlesource.com/xerrors";
-      rev = "9bdfabe68543";
-      sha256 = "1yjfi1bk9xb81lqn85nnm13zz725wazvrx3b50hx19qmwg7a4b0c";
-      moduleDir = "";
-    };
-  }
-  {
-    goPackagePath = "google.golang.org/appengine";
-    fetch = {
-      type = "git";
-      url = "https://github.com/golang/appengine";
-      rev = "v1.4.0";
-      sha256 = "06zl7w4sxgdq2pl94wy9ncii6h0z3szl4xpqds0sv3b3wbdlhbnn";
-      moduleDir = "";
-    };
-  }
-  {
-    goPackagePath = "google.golang.org/genproto";
-    fetch = {
-      type = "git";
-      url = "https://github.com/googleapis/go-genproto";
-      rev = "cb27e3aa2013";
-      sha256 = "0ml73ghqcwbz7ipfk8fnxb5indcml49b5p7vp1fsyny0abyyrmxf";
-      moduleDir = "";
-    };
-  }
-  {
-    goPackagePath = "google.golang.org/protobuf";
-    fetch = {
-      type = "git";
-      url = "https://go.googlesource.com/protobuf";
-      rev = "v1.25.0";
-      sha256 = "0apfl42x166dh96zfq5kvv4b4ax9xljik6bq1mnvn2240ir3mc23";
-      moduleDir = "";
-    };
-  }
-  {
-    goPackagePath = "gopkg.in/check.v1";
-    fetch = {
-      type = "git";
-      url = "https://gopkg.in/check.v1";
-      rev = "20d25e280405";
-      sha256 = "0k1m83ji9l1a7ng8a7v40psbymxasmssbrrhpdv2wl4rhs0nc3np";
-      moduleDir = "";
-    };
-  }
-  {
-    goPackagePath = "gopkg.in/yaml.v2";
-    fetch = {
-      type = "git";
-      url = "https://gopkg.in/yaml.v2";
-      rev = "v2.2.2";
-      sha256 = "01wj12jzsdqlnidpyjssmj0r4yavlqy7dwrg7adqd8dicjc4ncsa";
-      moduleDir = "";
-    };
-  }
-  {
-    goPackagePath = "honnef.co/go/tools";
-    fetch = {
-      type = "git";
-      url = "https://github.com/dominikh/go-tools";
-      rev = "ea95bdfd59fc";
-      sha256 = "1763nw7pwpzkvzfnm63dgzcgbq9hwmq5l1nffchnhh77vgkaq4ic";
-      moduleDir = "";
-    };
-  }
-]