diff --git a/schema/refs/condition.schema.json b/schema/refs/condition.schema.json
index d2e1b01ee..3b971836a 100644
--- a/schema/refs/condition.schema.json
+++ b/schema/refs/condition.schema.json
@@ -66,6 +66,9 @@
         },
         {
           "$ref": "#/definitions/campaignLogCardsCondition"
+        },
+        {
+          "$ref": "#/definitions/multiCondition"
         }
       ]
     },