diff --git a/package-lock.json b/package-lock.json
index a3c4e0d..5ca8b7b 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -10,7 +10,7 @@
       "license": "MIT",
       "dependencies": {
         "@iobroker/adapter-core": "^3.1.4",
-        "mysql2": "^3.9.7"
+        "mysql2": "^3.9.9"
       },
       "devDependencies": {
         "@alcalzone/release-script": "^3.7.0",
@@ -4458,9 +4458,10 @@
       }
     },
     "node_modules/mysql2": {
-      "version": "3.9.8",
-      "resolved": "https://registry.npmjs.org/mysql2/-/mysql2-3.9.8.tgz",
-      "integrity": "sha512-+5JKNjPuks1FNMoy9TYpl77f+5frbTklz7eb3XDwbpsERRLEeXiW2PDEkakYF50UuKU2qwfGnyXpKYvukv8mGA==",
+      "version": "3.9.9",
+      "resolved": "https://registry.npmjs.org/mysql2/-/mysql2-3.9.9.tgz",
+      "integrity": "sha512-Qtb2RUxwWMFkWXqF7Rd/7ySkupbQnNY7O0zQuQYgPcuJZ06M36JG3HIDEh/pEeq7LImcvA6O3lOVQ9XQK+HEZg==",
+      "license": "MIT",
       "dependencies": {
         "denque": "^2.1.0",
         "generate-function": "^2.3.1",
@@ -9250,9 +9251,9 @@
       "dev": true
     },
     "mysql2": {
-      "version": "3.9.8",
-      "resolved": "https://registry.npmjs.org/mysql2/-/mysql2-3.9.8.tgz",
-      "integrity": "sha512-+5JKNjPuks1FNMoy9TYpl77f+5frbTklz7eb3XDwbpsERRLEeXiW2PDEkakYF50UuKU2qwfGnyXpKYvukv8mGA==",
+      "version": "3.9.9",
+      "resolved": "https://registry.npmjs.org/mysql2/-/mysql2-3.9.9.tgz",
+      "integrity": "sha512-Qtb2RUxwWMFkWXqF7Rd/7ySkupbQnNY7O0zQuQYgPcuJZ06M36JG3HIDEh/pEeq7LImcvA6O3lOVQ9XQK+HEZg==",
       "requires": {
         "denque": "^2.1.0",
         "generate-function": "^2.3.1",
diff --git a/package.json b/package.json
index 78c6bd9..21a411c 100644
--- a/package.json
+++ b/package.json
@@ -21,7 +21,7 @@
   },
   "dependencies": {
     "@iobroker/adapter-core": "^3.1.4",
-    "mysql2": "^3.9.7"
+    "mysql2": "^3.9.9"
   },
   "devDependencies": {
     "@alcalzone/release-script": "^3.7.0",