diff --git a/playbooks/zuul/run-base.yaml b/playbooks/zuul/run-base.yaml
index 8e159e9187..d0898c365f 100644
--- a/playbooks/zuul/run-base.yaml
+++ b/playbooks/zuul/run-base.yaml
@@ -156,6 +156,9 @@
               - name: Screenshots
                 url: "bridge.openstack.org/screenshots"
 
+    - name: Allow PBR's git calls to operate in system-config, despite not owning it
+      command: git config --global safe.directory /home/zuul/src/opendev.org/opendev/system-config
+
     - name: Run and collect testinfra
       block:
         - name: Run testinfra to validate configuration