diff --git a/domains/@.is-not-a.dev.json b/domains/@.is-not-a.dev.json
index 90d5a358..5a5d4d52 100644
--- a/domains/@.is-not-a.dev.json
+++ b/domains/@.is-not-a.dev.json
@@ -8,7 +8,7 @@
   },
   "record": {
     "TXT": [
-      "v=spf1 -all"
+      "v=spf1 ~all"
     ]
   },
   "proxy": false