diff --git a/tests/kdc/krb5.conf.in b/tests/kdc/krb5.conf.in
index 25becb339..ecccaf0d0 100644
--- a/tests/kdc/krb5.conf.in
+++ b/tests/kdc/krb5.conf.in
@@ -11,6 +11,9 @@
 	EXAMPLE.ORG = {
 		kdc = localhost:8888
 	}
+	EXAMPLE.COM = {
+		kdc = localhost:8888
+	}
 
 [kdc]
 	enable-pkinit = true