diff --git a/composer.json b/composer.json
index 5f0b60b..f922577 100644
--- a/composer.json
+++ b/composer.json
@@ -3,6 +3,11 @@
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diff --git a/composer.lock b/composer.lock
index 2bc095a..f26745a 100644
--- a/composer.lock
+++ b/composer.lock
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@@ -627,52 +627,6 @@
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+                "php": "^7.1.3"
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                 "symfony/event-dispatcher-implementation": ""
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@@ -817,7 +771,7 @@
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@@ -876,20 +830,20 @@
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-                "reference": "0e6a4ced216e49d457eddcefb61132173a876d79",
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+                "php": "^7.1.3",
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@@ -898,12 +852,12 @@
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@@ -934,7 +888,7 @@
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-            "time": "2019-11-30T14:12:50+00:00"
+            "time": "2019-11-30T08:27:26+00:00"
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@@ -1222,36 +1176,36 @@
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+                "symfony/event-dispatcher": "<4.3|>=5",
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-                "symfony/security-guard": "<4.4"
+                "symfony/security-guard": "<4.3"
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-                "symfony/expression-language": "^4.4|^5.0",
-                "symfony/http-foundation": "^4.4|^5.0",
+                "symfony/event-dispatcher": "^4.3",
+                "symfony/expression-language": "^3.4|^4.0|^5.0",
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@@ -1264,7 +1218,7 @@
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@@ -1291,7 +1245,7 @@
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-            "time": "2019-11-21T07:02:40+00:00"
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@@ -1354,20 +1308,20 @@
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@@ -1376,7 +1330,7 @@
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@@ -1408,7 +1362,7 @@
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@@ -2191,35 +2145,34 @@
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-                "doctrine/coding-standard": "^6.0.0",
+                "composer/composer": "^1.6.3",
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-                "phpunit/phpunit": "^8.2.5",
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@@ -2238,7 +2191,7 @@
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@@ -3993,5 +3946,8 @@
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+    "platform-dev": [],
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