diff --git a/.github/workflows/bsd.yml b/.github/workflows/bsd.yml
index 360016ff0..524b9b803 100644
--- a/.github/workflows/bsd.yml
+++ b/.github/workflows/bsd.yml
@@ -70,6 +70,8 @@ jobs:
             pytest-json-report
 
           git clone https://github.com/lightningnetwork/lightning-rfc.git ../lightning-rfc
+          # fatal: unsafe repository ('/Users/runner/work/lightning/lightning' is owned by someone else)
+          git config --global --add safe.directory `pwd`
           git submodule update --init --recursive
 
           ./configure CC="$CC"