diff --git a/.github/workflows/actions/use-nodes/action.yml b/.github/workflows/actions/use-nodes/action.yml
index afbfe7584d..b1785f9067 100644
--- a/.github/workflows/actions/use-nodes/action.yml
+++ b/.github/workflows/actions/use-nodes/action.yml
@@ -17,6 +17,12 @@ runs:
         workflow: build-nodes.yml
         name: nightly-polkadot-binary
 
+    - name: decompress polkadot binary
+      shell: bash
+      run: |
+        tar -xzvf ./polkadot.tar.gz
+        cp ./target/release/polkadot ./polkadot
+
     - name: Prepare binaries
       shell: bash
       run: |
diff --git a/.github/workflows/build-nodes.yml b/.github/workflows/build-nodes.yml
index 045355e8ea..9abd2a05fd 100644
--- a/.github/workflows/build-nodes.yml
+++ b/.github/workflows/build-nodes.yml
@@ -35,6 +35,17 @@ jobs:
           command: build
           args: --release --manifest-path substrate/bin/node/cli/Cargo.toml
 
+      - name: build polkadot binary
+        uses: actions-rs/cargo@v1
+        with:
+          command: build
+          args: --release --manifest-path polkadot/Cargo.toml
+
+      - name: Strip binaries
+        run: |
+          cargo install cargo-strip
+          cargo strip
+
       - name: upload substrate binary
         uses: actions/upload-artifact@v3
         with:
@@ -43,18 +54,17 @@ jobs:
           retention-days: 2
           if-no-files-found: error
 
-      - name: build polkadot binary
-        uses: actions-rs/cargo@v1
-        with:
-          command: build
-          args: --release --manifest-path polkadot/Cargo.toml
+      # Note: Uncompressed polkadot binary is ~124MB -> too large for git (max 100MB) without git lfs. Compressed it is only ~45MB
+      - name: compress polkadot binary
+        run: |
+          tar -zcvf target/release/polkadot.tar.gz target/release/polkadot
 
       - name: upload polkadot binary
         uses: actions/upload-artifact@v3
         with:
           name: nightly-polkadot-binary
           path: |
-            target/release/polkadot
+            target/release/polkadot.tar.gz
             target/release/polkadot-execute-worker
             target/release/polkadot-prepare-worker
           retention-days: 2
diff --git a/.github/workflows/update-artifacts.yml b/.github/workflows/update-artifacts.yml
index 03a9e53806..49c2a86d18 100644
--- a/.github/workflows/update-artifacts.yml
+++ b/.github/workflows/update-artifacts.yml
@@ -19,7 +19,6 @@ jobs:
     steps:
       - name: Checkout sources
         uses: actions/checkout@v4
-
       # We run this (up-to-date) node locally to fetch metadata from it for the artifacts
       - name: Use substrate and polkadot node binaries
         uses: ./.github/workflows/actions/use-nodes
@@ -45,9 +44,16 @@ jobs:
       - name: Delete substrate node binary
         run: rm ./substrate-node
 
+      - uses: actions/create-github-app-token@v1
+        id: app-token
+        with:
+          app-id: ${{ secrets.SUBXT_PR_MAKER_APP_ID }}
+          private-key: ${{ secrets.SUBXT_PR_MAKER_APP_KEY }}
+
       - name: Create Pull Request
         uses: peter-evans/create-pull-request@v6
         with:
+          token: ${{ steps.app-token.outputs.token }}
           base: master
           branch: update-artifacts
           commit-message: Update Artifacts (auto-generated)