diff --git a/flake.nix b/flake.nix
index c4600e1..21d2552 100644
--- a/flake.nix
+++ b/flake.nix
@@ -16,8 +16,8 @@
       default = pkgs.mkShell {
         packages = with pkgs; [
           gleam
-          erlang_28
-          beam28Packages.rebar3
+          beamMinimal28Packages.erlang
+          beamMinimal28Packages.rebar3
           jq
         ];
       };
@@ -28,9 +28,10 @@
         cd "$rootDir/${service}"
       '';
       runtimeInputs = with pkgs; [
+        jujutsu
         gleam
-        erlang_28
-        beam28Packages.rebar3
+        beamMinimal28Packages.erlang
+        beamMinimal28Packages.rebar3
       ];
     in {
       # TODO: make default app run both frontend and backend