diff --git a/rootfs/usr/local/etc/docker/init.d/02-named.sh b/rootfs/usr/local/etc/docker/init.d/02-named.sh
index c5d5027..26be149 100755
--- a/rootfs/usr/local/etc/docker/init.d/02-named.sh
+++ b/rootfs/usr/local/etc/docker/init.d/02-named.sh
@@ -367,7 +367,7 @@ EOF
       domain_name="$(basename "${dns_file%.*}")"
       main_server="$(grep -sh 'masters ' "$dns_file" | sed 's/^[ \t]*//' || echo "masters { $DNS_REMOTE_SERVER:-$DNS_SERVER_PRIMARY"); };"
       if [ -n "$domain_name" ]; then
-        cat <<EOF | sed 's/masters .*/d' >>"$TMP_DIR/$file_name"
+        cat <<EOF | sed '/masters.*/d' >>"$TMP_DIR/$file_name"
 #  ********** begin $domain_name **********
 zone "$domain_name" {
     type slave;
@@ -381,7 +381,7 @@ EOF
         if named-checkzone -q $domain_name "$TMP_DIR/$file_name"; then
           cat "$TMP_DIR/$file_name" >>"$DNS_ZONE_FILE"
         else
-          echo "Checking $domain_name has failed" | tee -a "$LOG_DIR/init.txt" >&2
+          echo "Checking zone $domain_name has failed" | tee -a "$LOG_DIR/init.txt" >&2
         fi
         rm "$TMP_DIR/$file_name"
         grep -qs "$domain_name" "$DNS_ZONE_FILE" && echo "Secondary $domain_name to $DNS_ZONE_FILE"