diff --git a/src/condition.js b/src/condition.js
index ff6b89f..3910ffd 100644
--- a/src/condition.js
+++ b/src/condition.js
@@ -49,6 +49,12 @@ export default class Condition {
       props.operator = this.operator
       props.value = this.value
       props.fact = this.fact
+      if (this.factResult !== undefined) {
+        props.factResult = this.factResult
+      }
+      if (this.result !== undefined) {
+        props.result = this.result
+      }
       if (this.params) {
         props.params = this.params
       }
diff --git a/test/engine-event.test.js b/test/engine-event.test.js
index efaf649..bf27f85 100644
--- a/test/engine-event.test.js
+++ b/test/engine-event.test.js
@@ -305,7 +305,7 @@ describe('Engine: event', () => {
       rule.on('success', successSpy)
       await engine.run()
       let ruleResult = successSpy.getCall(0).args[2]
-      let expected = '{"conditions":{"priority":1,"any":[{"operator":"greaterThanInclusive","value":21,"fact":"age"},{"operator":"equal","value":true,"fact":"qualified"}]},"event":{"type":"setDrinkingFlag","params":{"canOrderDrinks":true}},"priority":100,"result":true}'
+      let expected = '{"conditions":{"priority":1,"any":[{"operator":"greaterThanInclusive","value":21,"fact":"age","factResult":21,"result":true},{"operator":"equal","value":true,"fact":"qualified","factResult":false,"result":false}]},"event":{"type":"setDrinkingFlag","params":{"canOrderDrinks":true}},"priority":100,"result":true}'
       expect(JSON.stringify(ruleResult)).to.equal(expected)
     })
   })