diff --git a/t/lib-httpd/apache.conf b/t/lib-httpd/apache.conf
index a4473462d1..4717c2d33b 100644
--- a/t/lib-httpd/apache.conf
+++ b/t/lib-httpd/apache.conf
@@ -1,3 +1,4 @@
+ServerName dummy
 PidFile httpd.pid
 DocumentRoot www
 ErrorLog error.log