diff --git a/fablednetmon/ansible/sources.py b/fablednetmon/ansible/sources.py
index cb68490..75c948f 100644
--- a/fablednetmon/ansible/sources.py
+++ b/fablednetmon/ansible/sources.py
@@ -34,8 +34,12 @@ def get_sources(ansible_cfg: dict) -> list[dict]:
     for src in sources:
         src_type = src.get("type", "local")
         if src_type == "git":
+            if not src.get("url"):
+                raise ValueError(f"Ansible git source {src['name']!r} is missing required 'url' field")
             path = str(Path(cache_dir) / src["name"])
         else:
+            if not src.get("path"):
+                raise ValueError(f"Ansible local source {src['name']!r} is missing required 'path' field")
             path = src.get("path", "")
         result.append({
             "name": src["name"],