diff --git a/pkgs/development/beam-modules/erlang-ls/default.nix b/pkgs/development/beam-modules/erlang-ls/default.nix
index ff68af8d5217..45ca3704be03 100644
--- a/pkgs/development/beam-modules/erlang-ls/default.nix
+++ b/pkgs/development/beam-modules/erlang-ls/default.nix
@@ -1,25 +1,23 @@
-{ fetchFromGitHub, fetchHex, stdenv, erlang, rebar3WithPlugins, lib }:
+{ fetchFromGitHub, fetchHex, rebar3Relx, buildRebar3, lib }:
 let
   version = "0.15.0";
   owner = "erlang-ls";
   repo = "erlang_ls";
-  deps = import ./rebar-deps.nix { inherit fetchHex fetchFromGitHub; };
-in stdenv.mkDerivation {
+  deps = import ./rebar-deps.nix {
+    inherit fetchHex fetchFromGitHub;
+    builder = buildRebar3;
+  };
+in rebar3Relx {
+  name = "erlang-ls";
   inherit version;
-  pname = "erlang-ls";
-  buildInputs = [ erlang (rebar3WithPlugins { }) ];
   src = fetchFromGitHub {
     inherit owner repo;
     sha256 = "1s6zk8r5plm7ajifz17mvfrnk5mzbhj7alayink9phqbmzrypnfg";
     rev = version;
   };
-  buildPhase = ''
-    mkdir _checkouts
-    ${toString (lib.mapAttrsToList (k: v: ''
-      cp -R ${v} _checkouts/${k}
-    '') deps)}
-    make
-  '';
+  releaseType = "escript";
+  beamDeps = builtins.attrValues deps;
+  buildPhase = "HOME=. make";
   installPhase = ''
     mkdir -p $out/bin
     cp _build/default/bin/erlang_ls $out/bin/
diff --git a/pkgs/development/beam-modules/erlang-ls/rebar-deps.nix b/pkgs/development/beam-modules/erlang-ls/rebar-deps.nix
index 9de79e52be6f..6fe8b1ac5712 100644
--- a/pkgs/development/beam-modules/erlang-ls/rebar-deps.nix
+++ b/pkgs/development/beam-modules/erlang-ls/rebar-deps.nix
@@ -1,90 +1,164 @@
 # Generated by rebar3_nix
-{ fetchHex, fetchFromGitHub }:
-{
-  getopt = fetchHex {
-    pkg = "getopt";
+let fetchOnly = { src, ... }: src;
+in { builder ? fetchOnly, fetchHex, fetchFromGitHub }: rec {
+  getopt = builder {
+    name = "getopt";
     version = "1.0.1";
-    sha256 = "sha256-U+Grg7nOtlyWctPno1uAkum9ybPugHIUcaFhwQxZlZw=";
+    src = fetchHex {
+      pkg = "getopt";
+      version = "1.0.1";
+      sha256 = "sha256-U+Grg7nOtlyWctPno1uAkum9ybPugHIUcaFhwQxZlZw=";
+    };
+    beamDeps = [ ];
   };
-  zipper = fetchHex {
-    pkg = "zipper";
+  zipper = builder {
+    name = "zipper";
     version = "1.0.1";
-    sha256 = "sha256-ah/T4fDMHR31ZCyaDOIXgDZBGwpclkKFHR2idr1zfC0=";
+    src = fetchHex {
+      pkg = "zipper";
+      version = "1.0.1";
+      sha256 = "sha256-ah/T4fDMHR31ZCyaDOIXgDZBGwpclkKFHR2idr1zfC0=";
+    };
+    beamDeps = [ ];
   };
-  quickrand = fetchHex {
-    pkg = "quickrand";
+  quickrand = builder {
+    name = "quickrand";
     version = "2.0.1";
-    sha256 = "sha256-FNtn1K72uIFYEOyfPM714yS3O1bK42h/mddSuFvdTJY=";
+    src = fetchHex {
+      pkg = "quickrand";
+      version = "2.0.1";
+      sha256 = "sha256-FNtn1K72uIFYEOyfPM714yS3O1bK42h/mddSuFvdTJY=";
+    };
+    beamDeps = [ ];
   };
-  providers = fetchHex {
-    pkg = "providers";
+  providers = builder {
+    name = "providers";
     version = "1.8.1";
-    sha256 = "sha256-5FdFrenEdqmkaeoIQOQYqxk2DcRPAaIzME4RikRIa6A=";
+    src = fetchHex {
+      pkg = "providers";
+      version = "1.8.1";
+      sha256 = "sha256-5FdFrenEdqmkaeoIQOQYqxk2DcRPAaIzME4RikRIa6A=";
+    };
+    beamDeps = [ getopt ];
   };
-  katana_code = fetchHex {
-    pkg = "katana_code";
+  katana_code = builder {
+    name = "katana_code";
     version = "0.2.1";
-    sha256 = "sha256-hEitP1bZgU+YoovmUPcZG91QZXXjRcwW1YZmCxD26ZI=";
+    src = fetchHex {
+      pkg = "katana_code";
+      version = "0.2.1";
+      sha256 = "sha256-hEitP1bZgU+YoovmUPcZG91QZXXjRcwW1YZmCxD26ZI=";
+    };
+    beamDeps = [ ];
   };
-  bucs = fetchHex {
-    pkg = "bucs";
+  bucs = builder {
+    name = "bucs";
     version = "1.0.16";
-    sha256 = "sha256-/2pccqUArXrsHuO6FkrjxFDq3uiYsNFR4frKGKyNDWI=";
+    src = fetchHex {
+      pkg = "bucs";
+      version = "1.0.16";
+      sha256 = "sha256-/2pccqUArXrsHuO6FkrjxFDq3uiYsNFR4frKGKyNDWI=";
+    };
+    beamDeps = [ ];
   };
-  yamerl = fetchHex {
-    pkg = "yamerl";
+  yamerl = builder {
+    name = "yamerl";
     version = "0.8.1";
-    sha256 = "sha256-lssw+dZDRP7Q74qS6fFvIH3mwE3/9PNmdSynn1vOsj8=";
+    src = fetchHex {
+      pkg = "yamerl";
+      version = "0.8.1";
+      sha256 = "sha256-lssw+dZDRP7Q74qS6fFvIH3mwE3/9PNmdSynn1vOsj8=";
+    };
+    beamDeps = [ ];
   };
-  uuid = fetchHex {
-    pkg = "uuid_erl";
+  uuid = builder {
+    name = "uuid";
     version = "2.0.1";
-    sha256 = "sha256-q1fKzNUfFwAR5fREzoZfhLQWBeSDqe/MRowa+uyHVTs=";
+    src = fetchHex {
+      pkg = "uuid_erl";
+      version = "2.0.1";
+      sha256 = "sha256-q1fKzNUfFwAR5fREzoZfhLQWBeSDqe/MRowa+uyHVTs=";
+    };
+    beamDeps = [ quickrand ];
   };
-  tdiff = fetchHex {
-    pkg = "tdiff";
+  tdiff = builder {
+    name = "tdiff";
     version = "0.1.2";
-    sha256 = "sha256-4MLhaPmSUqWIl2jVyPHmUQoYRZLUz6BrIneKGNM9eHU=";
+    src = fetchHex {
+      pkg = "tdiff";
+      version = "0.1.2";
+      sha256 = "sha256-4MLhaPmSUqWIl2jVyPHmUQoYRZLUz6BrIneKGNM9eHU=";
+    };
+    beamDeps = [ ];
   };
-  redbug = fetchHex {
-    pkg = "redbug";
+  redbug = builder {
+    name = "redbug";
     version = "2.0.6";
-    sha256 = "sha256-qtlJhnH0q5HqylCZ/oWmFhgVimNuYoaJLE989K8XHQQ=";
+    src = fetchHex {
+      pkg = "redbug";
+      version = "2.0.6";
+      sha256 = "sha256-qtlJhnH0q5HqylCZ/oWmFhgVimNuYoaJLE989K8XHQQ=";
+    };
+    beamDeps = [ ];
   };
-  rebar3_format = fetchHex {
-    pkg = "rebar3_format";
+  rebar3_format = builder {
+    name = "rebar3_format";
     version = "0.8.2";
-    sha256 = "sha256-yo/ydjjCFpWT0USdrL6IlWNBk+0zNOkGtU/JfwgfUhM=";
+    src = fetchHex {
+      pkg = "rebar3_format";
+      version = "0.8.2";
+      sha256 = "sha256-yo/ydjjCFpWT0USdrL6IlWNBk+0zNOkGtU/JfwgfUhM=";
+    };
+    beamDeps = [ katana_code ];
   };
-  ranch = fetchHex {
-    pkg = "ranch";
+  ranch = builder {
+    name = "ranch";
     version = "1.7.1";
-    sha256 = "sha256-RR2FJ3h99xbZncNhYvygWTSRXbC2FBu9rC6o08evx9c=";
+    src = fetchHex {
+      pkg = "ranch";
+      version = "1.7.1";
+      sha256 = "sha256-RR2FJ3h99xbZncNhYvygWTSRXbC2FBu9rC6o08evx9c=";
+    };
+    beamDeps = [ ];
   };
-  jsx = fetchHex {
-    pkg = "jsx";
+  jsx = builder {
+    name = "jsx";
     version = "3.0.0";
-    sha256 = "sha256-N77KBDX1yoovRfdqRiEedkGPvvgMNvA2HCSfx1BZ3G0=";
+    src = fetchHex {
+      pkg = "jsx";
+      version = "3.0.0";
+      sha256 = "sha256-N77KBDX1yoovRfdqRiEedkGPvvgMNvA2HCSfx1BZ3G0=";
+    };
+    beamDeps = [ ];
   };
-  erlfmt = fetchFromGitHub {
-    owner = "whatsapp";
-    repo = "erlfmt";
-    rev = "2e93fc4a646111357642b0179a2a63151868d890";
-    sha256 = "0n7kygycn05aqdp5dyj192mja89l4nxv2wg16qg2c0bmw9s7j2mr";
-  };
-  ephemeral = fetchHex {
-    pkg = "ephemeral";
+  ephemeral = builder {
+    name = "ephemeral";
     version = "2.0.4";
-    sha256 = "sha256-Syk9gPdfnEV1/0ucjoiaVoAvQLAYv1fnTxlkTv7myFA=";
+    src = fetchHex {
+      pkg = "ephemeral";
+      version = "2.0.4";
+      sha256 = "sha256-Syk9gPdfnEV1/0ucjoiaVoAvQLAYv1fnTxlkTv7myFA=";
+    };
+    beamDeps = [ bucs ];
   };
-  elvis_core = fetchHex {
-    pkg = "elvis_core";
+  elvis_core = builder {
+    name = "elvis_core";
     version = "1.1.1";
-    sha256 = "sha256-ORyVuqSfJxjX+0mLzwgEbd/CAs8Kq2Oy5DknFIXJ3EI=";
+    src = fetchHex {
+      pkg = "elvis_core";
+      version = "1.1.1";
+      sha256 = "sha256-ORyVuqSfJxjX+0mLzwgEbd/CAs8Kq2Oy5DknFIXJ3EI=";
+    };
+    beamDeps = [ katana_code zipper ];
   };
-  docsh = fetchHex {
-    pkg = "docsh";
+  docsh = builder {
+    name = "docsh";
     version = "0.7.2";
-    sha256 = "sha256-Tn20YbsHVA0rw9NmuFE/AZdxLQSVu4V0TzZ9OBUHYTQ=";
+    src = fetchHex {
+      pkg = "docsh";
+      version = "0.7.2";
+      sha256 = "sha256-Tn20YbsHVA0rw9NmuFE/AZdxLQSVu4V0TzZ9OBUHYTQ=";
+    };
+    beamDeps = [ providers ];
   };
 }