diff --git a/database/upgrade/upg_cdr_event.sql b/database/upgrade/upg_cdr_event.sql
index fe8ca5f0..58962a6f 100644
--- a/database/upgrade/upg_cdr_event.sql
+++ b/database/upgrade/upg_cdr_event.sql
@@ -20,8 +20,7 @@ SET FOREIGN_KEY_CHECKS = 0;
 -- ----------------------------
 -- Table structure for cdr_event
 -- ----------------------------
-DROP TABLE IF EXISTS `cdr_event`;
-CREATE TABLE `cdr_event`  (
+CREATE TABLE IF NOT EXISTS `cdr_event`  (
   `id` int(11) NOT NULL AUTO_INCREMENT,
   `ne_type` varchar(32) CHARACTER SET utf8mb4 COLLATE utf8mb4_general_ci NULL DEFAULT NULL,
   `ne_name` varchar(64) CHARACTER SET utf8mb4 COLLATE utf8mb4_general_ci NULL DEFAULT NULL,
diff --git a/database/upgvue3/upg_cdr_event.sql b/database/upgvue3/upg_cdr_event.sql
index fe8ca5f0..58962a6f 100644
--- a/database/upgvue3/upg_cdr_event.sql
+++ b/database/upgvue3/upg_cdr_event.sql
@@ -20,8 +20,7 @@ SET FOREIGN_KEY_CHECKS = 0;
 -- ----------------------------
 -- Table structure for cdr_event
 -- ----------------------------
-DROP TABLE IF EXISTS `cdr_event`;
-CREATE TABLE `cdr_event`  (
+CREATE TABLE IF NOT EXISTS `cdr_event`  (
   `id` int(11) NOT NULL AUTO_INCREMENT,
   `ne_type` varchar(32) CHARACTER SET utf8mb4 COLLATE utf8mb4_general_ci NULL DEFAULT NULL,
   `ne_name` varchar(64) CHARACTER SET utf8mb4 COLLATE utf8mb4_general_ci NULL DEFAULT NULL,