diff --git a/domains/mail.boolean44.json b/domains/mail.boolean44.json
index c3985eaf2..87119aae9 100644
--- a/domains/mail.boolean44.json
+++ b/domains/mail.boolean44.json
@@ -5,6 +5,6 @@
     },
     "record": {
         "MX": ["mx1.improvmx.com", "mx2.improvmx.com"],
-        "TXT": {"v=spf1 include:spf.improvmx.com ~all"}
+        "TXT": ["v=spf1 include:spf.improvmx.com ~all"]
     }
 }