diff --git a/composer.json b/composer.json
index 02bdd11484..4c9128be03 100644
--- a/composer.json
+++ b/composer.json
@@ -52,11 +52,11 @@
         "phpmyadmin/sql-parser": "^5.0",
         "phpmyadmin/twig-i18n-extension": "^3.0",
         "phpseclib/phpseclib": "^2.0",
-        "symfony/config": "^4.2.8",
-        "symfony/dependency-injection": "^4.2.8",
-        "symfony/expression-language": "^4.2",
-        "symfony/polyfill-ctype": "^1.8",
-        "symfony/polyfill-mbstring": "^1.3",
+        "symfony/config": "^4.4.9",
+        "symfony/dependency-injection": "^4.4.9",
+        "symfony/expression-language": "^4.4.9",
+        "symfony/polyfill-ctype": "^1.17.0",
+        "symfony/polyfill-mbstring": "^1.17.0",
         "twig/twig": "^2.9",
         "williamdes/mariadb-mysql-kbs": "^1.2"
     },