diff --git a/.github/workflows/submodule.yml b/.github/workflows/submodule.yml
index 8a93d8d31..4a91db279 100644
--- a/.github/workflows/submodule.yml
+++ b/.github/workflows/submodule.yml
@@ -12,11 +12,14 @@ jobs:
         with:
           token: ${{ secrets.PA_TOKEN }}
           submodules: true
+      - name: Retrieve Github Host Key
+        run: echo "HOSTS=$(ssh-keyscan github.com)" >> $GITHUB_OUTPUT
+        id: known_hosts
       - name: Install SSH key
         uses: shimataro/ssh-key-action@v2
         with:
           key: ${{ secrets.SSH_KEY }}
-          known_hosts: ${{ secrets.KNOWN_HOSTS }}
+          known_hosts: ${{ steps.known_hosts.outputs.HOSTS }}
       - name: Update submodule
         run: |
           git submodule update --init --recursive --checkout -f --remote -- "${{github.event.client_payload.module}}"