diff --git a/.github/workflows/update_protobufs.yml b/.github/workflows/update_protobufs.yml
new file mode 100644
index 0000000000..f84ad98a85
--- /dev/null
+++ b/.github/workflows/update_protobufs.yml
@@ -0,0 +1,24 @@
+name: "Update protobufs"
+on: workflow_dispatch
+
+jobs:
+  update-protobufs:
+    runs-on: ubuntu-latest
+
+    steps:
+      - name: Checkout code
+        uses: actions/checkout@v2
+        with:
+          submodules: true
+
+      - name: Update Submodule
+        run: |
+          git pull --recurse-submodules
+          git submodule update --remote --recursive
+      - name: Commit update
+        run: |
+          git config --global user.name 'github-actions'
+          git config --global user.email 'bot@noreply.github.com'
+          git remote set-url origin https://x-access-token:${{ secrets.GITHUB_TOKEN }}@github.com/${{ github.repository }}
+          git add proto
+          git commit -m "Update protobuf submodule" && git push || echo "No changes to commit"
diff --git a/proto b/proto
index 1d3b4806ab..4a64080d16 160000
--- a/proto
+++ b/proto
@@ -1 +1 @@
-Subproject commit 1d3b4806ab5dc4b8ab62063dbb5799ab900464e6
+Subproject commit 4a64080d160f9219768a4126414d41dc82a3d63c
diff --git a/src/configuration.h b/src/configuration.h
index 597f60094b..f2fc060d62 100644
--- a/src/configuration.h
+++ b/src/configuration.h
@@ -244,6 +244,7 @@ along with this program.  If not, see <http://www.gnu.org/licenses/>.
 
 #define BUTTON_PIN 39 // The middle button GPIO on the T-Beam
 #define EXT_NOTIFY_OUT 12 // Overridden default pin to use for Ext Notify Plugin (#975).
+#define LED_PIN 2 // add status LED (compatible with core-pcb and DIY targets)
 
 #define LORA_DIO0 26  // a No connect on the SX1262/SX1268 module
 #define LORA_RESET 23 // RST for SX1276, and for SX1262/SX1268