diff --git a/composer.json b/composer.json
index b84ad4a..94d6f6a 100644
--- a/composer.json
+++ b/composer.json
@@ -5,7 +5,7 @@
   "homepage": "https://github.com/aaronpk/XRay",
   "description": "X-Ray returns structured data from any URL",
   "require": {
-    "mf2/mf2": "~0.3",
+    "mf2/mf2": "^0.3.2",
     "ezyang/htmlpurifier": "4.*",
     "indieweb/link-rel-parser": "0.1.*",
     "dg/twitter-php": "3.6.*",
diff --git a/composer.lock b/composer.lock
index 10303b9..79cf6c0 100644
--- a/composer.lock
+++ b/composer.lock
@@ -4,7 +4,7 @@
         "Read more about it at https://getcomposer.org/doc/01-basic-usage.md#composer-lock-the-lock-file",
         "This file is @generated automatically"
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-    "content-hash": "7bbd363fe763d3cd91781c2f335cda19",
+    "content-hash": "082e2019c20a5d611f58716d3f75a131",
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             "name": "cebe/markdown",
@@ -203,23 +203,25 @@
         },
         {
             "name": "mf2/mf2",
-            "version": "v0.3.0",
+            "version": "v0.3.2",
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                 "type": "git",
                 "url": "https://github.com/indieweb/php-mf2.git",
-                "reference": "4fb2eb5365cbc0fd2e0c26ca748777d6c2539763"
+                "reference": "dc0d90d4ee30864bcf37cd3a8fc8db94f9134cc4"
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-                "url": "https://api.github.com/repos/indieweb/php-mf2/zipball/4fb2eb5365cbc0fd2e0c26ca748777d6c2539763",
-                "reference": "4fb2eb5365cbc0fd2e0c26ca748777d6c2539763",
+                "url": "https://api.github.com/repos/indieweb/php-mf2/zipball/dc0d90d4ee30864bcf37cd3a8fc8db94f9134cc4",
+                "reference": "dc0d90d4ee30864bcf37cd3a8fc8db94f9134cc4",
                 "shasum": ""
             },
             "require": {
                 "php": ">=5.4.0"
             },
             "require-dev": {
-                "phpunit/phpunit": "3.7.*"
+                "mf2/tests": "@dev",
+                "phpdocumentor/phpdocumentor": "v2.8.4",
+                "phpunit/phpunit": "4.8.*"
             },
             "suggest": {
                 "barnabywalters/mf-cleaner": "To more easily handle the canonical data php-mf2 gives you"
@@ -252,7 +254,7 @@
                 "parser",
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             ],
-            "time": "2016-03-14T12:13:34+00:00"
+            "time": "2017-05-27T15:27:47+00:00"
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             "name": "p3k/http",
@@ -1290,23 +1292,23 @@
         },
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-            "version": "1.4.1",
+            "version": "1.4.3",
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                 "url": "https://github.com/sebastianbergmann/diff.git",
-                "reference": "13edfd8706462032c2f52b4b862974dd46b71c9e"
+                "reference": "7f066a26a962dbe58ddea9f72a4e82874a3975a4"
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-                "reference": "13edfd8706462032c2f52b4b862974dd46b71c9e",
+                "url": "https://api.github.com/repos/sebastianbergmann/diff/zipball/7f066a26a962dbe58ddea9f72a4e82874a3975a4",
+                "reference": "7f066a26a962dbe58ddea9f72a4e82874a3975a4",
                 "shasum": ""
             },
             "require": {
-                "php": ">=5.3.3"
+                "php": "^5.3.3 || ^7.0"
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             "require-dev": {
-                "phpunit/phpunit": "~4.8"
+                "phpunit/phpunit": "^4.8.35 || ^5.7 || ^6.0"
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             "type": "library",
             "extra": {
@@ -1338,7 +1340,7 @@
             "keywords": [
                 "diff"
             ],
-            "time": "2015-12-08T07:14:41+00:00"
+            "time": "2017-05-22T07:24:03+00:00"
         },
         {
             "name": "sebastian/environment",
@@ -1598,16 +1600,16 @@
         },
         {
             "name": "symfony/http-foundation",
-            "version": "v2.8.19",
+            "version": "v2.8.20",
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                 "url": "https://github.com/symfony/http-foundation.git",
-                "reference": "0717efd2f2264dbd3d8e1bc69a0418c2fd6295d2"
+                "reference": "cfa9013809ad18514855144d14bb321cf4673561"
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-                "reference": "0717efd2f2264dbd3d8e1bc69a0418c2fd6295d2",
+                "url": "https://api.github.com/repos/symfony/http-foundation/zipball/cfa9013809ad18514855144d14bb321cf4673561",
+                "reference": "cfa9013809ad18514855144d14bb321cf4673561",
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@@ -1649,7 +1651,7 @@
             ],
             "description": "Symfony HttpFoundation Component",
             "homepage": "https://symfony.com",
-            "time": "2017-04-04T15:24:26+00:00"
+            "time": "2017-05-01T14:31:55+00:00"
         },
         {
             "name": "symfony/polyfill-mbstring",
@@ -1826,16 +1828,16 @@
         },
         {
             "name": "symfony/yaml",
-            "version": "v3.2.7",
+            "version": "v3.2.8",
             "source": {
                 "type": "git",
                 "url": "https://github.com/symfony/yaml.git",
-                "reference": "62b4cdb99d52cb1ff253c465eb1532a80cebb621"
+                "reference": "acec26fcf7f3031e094e910b94b002fa53d4e4d6"
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-                "reference": "62b4cdb99d52cb1ff253c465eb1532a80cebb621",
+                "url": "https://api.github.com/repos/symfony/yaml/zipball/acec26fcf7f3031e094e910b94b002fa53d4e4d6",
+                "reference": "acec26fcf7f3031e094e910b94b002fa53d4e4d6",
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             "require": {
@@ -1877,7 +1879,7 @@
             ],
             "description": "Symfony Yaml Component",
             "homepage": "https://symfony.com",
-            "time": "2017-03-20T09:45:15+00:00"
+            "time": "2017-05-01T14:55:58+00:00"
         },
         {
             "name": "webmozart/assert",