diff --git a/fw/vhost.c b/fw/vhost.c
index a79621e161..19a967283d 100644
--- a/fw/vhost.c
+++ b/fw/vhost.c
@@ -2392,6 +2392,9 @@ tfw_vhost_cfgstart(void)
 {
 	TfwVhost *vh_dflt;
 
+	number_of_regex = 0;
+	number_of_db_regex = 0;
+
 	BUG_ON(tfw_vhosts_reconfig);
 	tfw_vhosts_reconfig = kmalloc(sizeof(TfwVhostList), GFP_KERNEL);
 	if (!tfw_vhosts_reconfig) {
diff --git a/scripts/regex_start.sh b/scripts/regex_start.sh
index 5a89428a0d..554f5bbfea 100755
--- a/scripts/regex_start.sh
+++ b/scripts/regex_start.sh
@@ -7,11 +7,9 @@ tmp_path="/tmp/tempesta"
 for filename in ${tmp_path}/*.txt; do
     name=$(basename "$filename" .txt)
     db_path="/sys/kernel/config/rex/${name}"
-    echo $dbpath
 
     rm -rf ${tmp_path}/out/ && mkdir ${tmp_path}/out
-    echo "${script_path}/hscollider -e ${filename} -V2 -ao ${tmp_path}/out/ -n1"
-    #${script_path}/hscollider -e ${filename} -ao ${tmp_path}/out/ -n1
+    #${script_path}/hscollider -e ${filename} -ao ${tmp_path}/out/ -n1 #this version for single block strings
     ${script_path}/hscollider -e ${filename} -V5 -ao ${tmp_path}/out/ -n1
 
     mkdir $db_path
diff --git a/scripts/tempesta.sh b/scripts/tempesta.sh
index e03b94fb82..eb56f5636b 100755
--- a/scripts/tempesta.sh
+++ b/scripts/tempesta.sh
@@ -317,10 +317,12 @@ reload()
 {
 	update_js_challenge_templates
 	echo "Running live reconfiguration of Tempesta..."
+	$script_path/regex_stop.sh
 	err=$(start_tempesta_and_check)
 	if [[ $err != "0" ]]; then
 		error "cannot reconfigure Tempesta FW (sysctl message: ${err##*: }), please check dmesg"
 	else
+		$script_path/regex_start.sh
 		echo "done"
 		remove_tmp_conf
 	fi