diff --git a/composer.lock b/composer.lock
index f1a95b6c..bdb58390 100644
--- a/composer.lock
+++ b/composer.lock
@@ -355,16 +355,16 @@
         },
         {
             "name": "symfony/dependency-injection",
-            "version": "v3.4.44",
+            "version": "v3.4.47",
             "source": {
                 "type": "git",
                 "url": "https://github.com/symfony/dependency-injection.git",
-                "reference": "7d15cf4294d4f3610bc741c8fdd54a6baac586d4"
+                "reference": "51d2a2708c6ceadad84393f8581df1dcf9e5e84b"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/symfony/dependency-injection/zipball/7d15cf4294d4f3610bc741c8fdd54a6baac586d4",
-                "reference": "7d15cf4294d4f3610bc741c8fdd54a6baac586d4",
+                "url": "https://api.github.com/repos/symfony/dependency-injection/zipball/51d2a2708c6ceadad84393f8581df1dcf9e5e84b",
+                "reference": "51d2a2708c6ceadad84393f8581df1dcf9e5e84b",
                 "shasum": ""
             },
             "require": {
@@ -393,11 +393,6 @@
                 "symfony/yaml": ""
             },
             "type": "library",
-            "extra": {
-                "branch-alias": {
-                    "dev-master": "3.4-dev"
-                }
-            },
             "autoload": {
                 "psr-4": {
                     "Symfony\\Component\\DependencyInjection\\": ""
@@ -436,7 +431,7 @@
                     "type": "tidelift"
                 }
             ],
-            "time": "2020-08-10T07:13:15+00:00"
+            "time": "2020-10-24T10:57:07+00:00"
         },
         {
             "name": "symfony/event-dispatcher",