diff --git a/.github/workflows/check_ed.yml b/.github/workflows/check_ed.yml
new file mode 100644
index 0000000..350c013
--- /dev/null
+++ b/.github/workflows/check_ed.yml
@@ -0,0 +1,26 @@
+name: "Test ed template MacOS"
+on:
+  workflow_dispatch: # allows manual triggering
+  push:
+    branches:
+      - 'update_rde'
+concurrency:
+  group: ${{ github.workflow }}-${{ github.ref }}
+  cancel-in-progress: true
+jobs:
+  tests:
+    runs-on: ${{ matrix.os }}
+    strategy:
+      matrix:
+        os: [macos-latest, ubuntu-latest]
+    steps:
+    - uses: actions/checkout@v6
+    - uses: cachix/install-nix-action@v31
+      with:
+        github_access_token: ${{ secrets.GITHUB_TOKEN }}
+    - uses: cachix/cachix-action@v17
+      with:
+        name: rde
+        authToken: '${{ secrets.CACHIX_AUTH_TOKEN }}'
+        extraPullNames: rstats-on-nix, nix-community
+    - run: nix build ./templates/ed
diff --git a/.github/workflows/update.yml b/.github/workflows/update.yml
index a42ac30..96cb868 100644
--- a/.github/workflows/update.yml
+++ b/.github/workflows/update.yml
@@ -22,7 +22,6 @@ jobs:
           name: rde
           authToken: '${{ secrets.CACHIX_AUTH_TOKEN }}'
           extraPullNames: rstats-on-nix, nix-community
-      - run: cd templates/rde/ && nix develop -c p-updateDeps
       - name: Update ed flake.lock
         uses: DeterminateSystems/update-flake-lock@v28
         with:
diff --git a/templates/ed/flake.lock b/templates/ed/flake.lock
index 8da8614..3457e77 100644
--- a/templates/ed/flake.lock
+++ b/templates/ed/flake.lock
@@ -22,11 +22,11 @@
     },
     "nixpkgs": {
       "locked": {
-        "lastModified": 1776877367,
-        "narHash": "sha256-EHq1/OX139R1RvBzOJ0aMRT3xnWyqtHBRUBuO1gFzjI=",
+        "lastModified": 1777578337,
+        "narHash": "sha256-Ad49moKWeXtKBJNy2ebiTQUEgdLyvGmTeykAQ9xM+Z4=",
         "owner": "NixOS",
         "repo": "nixpkgs",
-        "rev": "0726a0ecb6d4e08f6adced58726b95db924cef57",
+        "rev": "15f4ee454b1dce334612fa6843b3e05cf546efab",
         "type": "github"
       },
       "original": {
@@ -54,11 +54,11 @@
         "wrappers": "wrappers"
       },
       "locked": {
-        "lastModified": 1776413627,
-        "narHash": "sha256-pU3u7T4MqpjUWxflNvd4i47FURp756L7nMRL8MV+QEw=",
+        "lastModified": 1777790156,
+        "narHash": "sha256-PY+hOXV5+W0rpWtnUI9QO3tFyyzlpDG8rVjPbaBoHxo=",
         "owner": "dwinkler1",
         "repo": "nvimConfig",
-        "rev": "2617face3b1be40534d2cae7f0a374a062b3710d",
+        "rev": "e9c99811d4b8684814608c7bff89dd5bb4d20cda",
         "type": "github"
       },
       "original": {