diff --git a/ct/coredns.sh b/ct/coredns.sh
index f7af6a1d3f1..d2b010d91d1 100644
--- a/ct/coredns.sh
+++ b/ct/coredns.sh
@@ -9,7 +9,7 @@ APP="CoreDNS"
 var_tags="${var_tags:-dns;network}"
 var_cpu="${var_cpu:-1}"
 var_ram="${var_ram:-256}"
-var_disk="${var_disk:-1}"
+var_disk="${var_disk:-2}"
 var_os="${var_os:-debian}"
 var_version="${var_version:-13}"
 var_arm64="${var_arm64:-no}"