diff --git a/scripts/_common.sh b/scripts/_common.sh
index dea3986..a8cde3a 100644
--- a/scripts/_common.sh
+++ b/scripts/_common.sh
@@ -27,8 +27,8 @@ mysql-to-pg() {
 		# Migrating from MySQL to PostgreSQL
 		pgloader mysql://mattermost:$mysql_db_pwd@localhost:3306/mattermost postgresql://mattermost:$db_pwd@localhost:5432/mattermost
 		
-		ynh_replace_string --match_string="\(\"DriverName\" *: \).*," --replace_string="\"DriverName\": \"postgres\"," --target_file="$final_path/config/config.json"
-		ynh_replace_string --match_string="\(\"DataSource\" *: \).*," --replace_string="\"DataSource\": \"$db_user:$db_pwd@localhost:5432/$db_name?sslmode=disable&connect_timeout=10\"," --target_file="$final_path/config/config.json"
+		ynh_replace_string --match_string="\"DriverName\":*," --replace_string="\"DriverName\": \"postgres\"," --target_file="$final_path/config/config.json"
+		ynh_replace_string --match_string="\"DataSource\":*," --replace_string="\"DataSource\": \"$db_user:$db_pwd@localhost:5432/$db_name?sslmode=disable&connect_timeout=10\"," --target_file="$final_path/config/config.json"
 
 		# Removinging MySQL database
 		ynh_mysql_remove_db --db_user=$db_user --db_name=$db_name