diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index 75cdd5f..d40f228 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -17,12 +17,14 @@ jobs:
         uses: https://github.com/actions/checkout@v3
         with:
           ssh-key: ${{ secrets.ACT_RUNNER_SSH_KEY }}
+          ssh-known-hosts: 'git.sporq.de ssh-rsa AAAAB3NzaC1yc2EAAAADAQABAAACAQDpB/u0Z1UcgW4gCT7dPFLdJrW0GhDHdT871VLeMT8nmJVrS93IGkzYmSg4cogftKQ96OZ/3sqrWIrxhnSoGQGUhqTABDPl2vndvvDa0JWj5oS4KzE/3+jk3vjLXewfu9+NYgRxuAkzJugiP2sZMC8ItIoUM05iIsFjBKIn1gjVATqxp56OcHbeNtd/6LUbXtl0AR9UDRsW9C+dYealMpV4fa85crxFAKQ7yct741985jH8c3OLlKO/YbKpPiIEYYoeXo2aAJXC781cVSVytScxdHXn+/jJpz4agDRVsbNqhX6uZJ/AndM+cGrbfomAeqjgXEMj1Dzf9Wqs4j1TAMRvpC7/GELIIupSPN6iaEFWOSqW1DU8uBDiRUuY2I6pjrlUoqT6M+H1XyAvCy/X30UnL78OueD610Gf8UFxG6dudvLfCR8QcbH1EPKKS/SH0Azp3pJxwjkrgitHaOvKyZGXbCrxYwrhRLXj3j3xtespTQv0iefDupK673qjfObloa5IGeuP3x5qmTMDLHn+zhAfOgXPTKcwoAwDJEOvYxLbGsSaCUfQW8ILt9954vornWOy+pKgb+hV7o6p/ugm0QNJUWQYXtCSaTrCJRqywcUVswXqWNcZTd8Ej2IRL0tYmsj1pGAfK4UCPwLf6C6lMWpyqORG+VfzAVk/jz3FdTj3NQ=='
       - name: Cache west modules
         uses: https://github.com/actions/cache@v3
         env:
           cache-name: cache-zephyr-modules
         with:
           ssh-key: ${{ secrets.ACT_RUNNER_SSH_KEY }}
+          ssh-known-hosts: 'git.sporq.de ssh-rsa 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'
           path: |
             modules/
             tools/