diff --git a/composer.lock b/composer.lock
index 64a1a22..45ad6cd 100644
--- a/composer.lock
+++ b/composer.lock
@@ -1,10 +1,10 @@
 {
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-        "Read more about it at https://getcomposer.org/doc/01-basic-usage.md#composer-lock-the-lock-file",
+        "Read more about it at https://getcomposer.org/doc/01-basic-usage.md#installing-dependencies",
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@@ -608,16 +608,16 @@
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@@ -649,10 +649,16 @@
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@@ -1566,16 +1572,16 @@
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@@ -1585,7 +1591,11 @@
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@@ -1618,30 +1628,51 @@
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@@ -1677,20 +1708,37 @@
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@@ -1699,7 +1747,11 @@
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@@ -1729,7 +1781,24 @@
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@@ -1808,32 +1877,33 @@
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-                "symfony/http-foundation": "~2.8|~3.0",
-                "symfony/ldap": "~3.1",
-                "symfony/validator": "^2.8.18|^3.2.5"
+                "symfony/event-dispatcher": "~2.8|~3.0|~4.0",
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                 "symfony/expression-language": "For using the expression voter",
                 "symfony/http-foundation": "",
@@ -1841,11 +1911,6 @@
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@@ -1870,7 +1935,24 @@
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             "homepage": "https://symfony.com",
-            "time": "2017-02-21T14:41:00+00:00"
+            "support": {
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+            },
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@@ -1989,5 +2071,6 @@
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         "php": ">=5.6"
     },
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+    "platform-dev": [],
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 }