diff --git a/master/mstAi.json b/master/mstAi.json
index 45372b684..cb176bf06 100644
--- a/master/mstAi.json
+++ b/master/mstAi.json
@@ -362174,7 +362174,7 @@
     "probability": 15,
     "vals": [142]
 }, {
-    "actNum": -1,
+    "actNum": null,
     "aiActId": 1011,
     "avals": [94036611, 0],
     "cond": 0,