diff --git a/pungi/checks.py b/pungi/checks.py
index 0e0868c5..137f5b0e 100644
--- a/pungi/checks.py
+++ b/pungi/checks.py
@@ -784,6 +784,7 @@ def make_schema():
             "pdc_insecure": {"deprecated": "Koji is queried instead"},
 
             "koji_profile": {"type": "string"},
+            "koji_event": {"type": "number"},
 
             "pkgset_koji_tag": {"$ref": "#/definitions/strings"},
             "pkgset_koji_builds": {"$ref": "#/definitions/strings"},
diff --git a/pungi/compose.py b/pungi/compose.py
index a3c96fa8..88fc002d 100644
--- a/pungi/compose.py
+++ b/pungi/compose.py
@@ -119,7 +119,7 @@ class Compose(kobo.log.LoggingBase):
         self.skip_phases = skip_phases or []
         self.just_phases = just_phases or []
         self.old_composes = old_composes or []
-        self.koji_event = koji_event
+        self.koji_event = koji_event or conf.get("koji_event")
         self.notifier = notifier
 
         # intentionally upper-case (visible in the code)