diff --git a/composer.json b/composer.json
index 3444730..3c6be61 100644
--- a/composer.json
+++ b/composer.json
@@ -30,9 +30,9 @@
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-        "symfony/config": ">=2.7,<=3.0.2",
-        "symfony/yaml": ">=2.7,<=3.0.2",
+        "symfony/dependency-injection": "~2.7|~3.0",
+        "symfony/config": "~2.7|~3.0",
+        "symfony/yaml": "~2.7|~3.0",
         "fiunchinho/phpunit-randomizer": "~2.0",
         "seld/jsonlint": "1.3.*",
         "bruli/ignore-files": "~1.0"
diff --git a/composer.lock b/composer.lock
index 74ecf01..b799fbe 100644
--- a/composer.lock
+++ b/composer.lock
@@ -4,8 +4,8 @@
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@@ -1627,22 +1627,25 @@
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-            "version": "v3.0.2",
+            "version": "v3.0.4",
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                 "url": "https://github.com/symfony/config.git",
-                "reference": "8c83ff9a2ffbed1e606bc816db11ddc2385a16ee"
+                "reference": "980ee40c28f00acff8906c11b778aab5f0db74c2"
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-                "reference": "8c83ff9a2ffbed1e606bc816db11ddc2385a16ee",
+                "url": "https://api.github.com/repos/symfony/config/zipball/980ee40c28f00acff8906c11b778aab5f0db74c2",
+                "reference": "980ee40c28f00acff8906c11b778aab5f0db74c2",
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                 "symfony/filesystem": "~2.8|~3.0"
             },
+            "suggest": {
+                "symfony/yaml": "To use the yaml reference dumper"
+            },
             "type": "library",
             "extra": {
                 "branch-alias": {
@@ -1673,7 +1676,7 @@
             ],
             "description": "Symfony Config Component",
             "homepage": "https://symfony.com",
-            "time": "2016-01-21 09:38:31"
+            "time": "2016-03-04 07:55:57"
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             "name": "symfony/console",
@@ -1737,16 +1740,16 @@
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-            "version": "v3.0.2",
+            "version": "v3.0.4",
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                 "url": "https://github.com/symfony/dependency-injection.git",
-                "reference": "7f2ec173cc0366efa0ca1f6b1255803ed7c17028"
+                "reference": "6a9058101b591edced21ca3c83c80a3978f5c6b0"
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-                "reference": "7f2ec173cc0366efa0ca1f6b1255803ed7c17028",
+                "url": "https://api.github.com/repos/symfony/dependency-injection/zipball/6a9058101b591edced21ca3c83c80a3978f5c6b0",
+                "reference": "6a9058101b591edced21ca3c83c80a3978f5c6b0",
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@@ -1792,7 +1795,7 @@
             ],
             "description": "Symfony DependencyInjection Component",
             "homepage": "https://symfony.com",
-            "time": "2016-02-02 13:48:39"
+            "time": "2016-03-30 10:41:14"
         },
         {
             "name": "symfony/event-dispatcher",
@@ -2111,16 +2114,16 @@
         },
         {
             "name": "symfony/yaml",
-            "version": "v3.0.2",
+            "version": "v3.0.4",
             "source": {
                 "type": "git",
                 "url": "https://github.com/symfony/yaml.git",
-                "reference": "3cf0709d7fe936e97bee9e954382e449003f1d9a"
+                "reference": "0047c8366744a16de7516622c5b7355336afae96"
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-                "reference": "3cf0709d7fe936e97bee9e954382e449003f1d9a",
+                "url": "https://api.github.com/repos/symfony/yaml/zipball/0047c8366744a16de7516622c5b7355336afae96",
+                "reference": "0047c8366744a16de7516622c5b7355336afae96",
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             "require": {
@@ -2156,7 +2159,7 @@
             ],
             "description": "Symfony Yaml Component",
             "homepage": "https://symfony.com",
-            "time": "2016-02-02 13:44:19"
+            "time": "2016-03-04 07:55:57"
         }
     ],
     "packages-dev": [