diff --git a/composer.lock b/composer.lock
index 36777a2..f9aa431 100644
--- a/composer.lock
+++ b/composer.lock
@@ -1089,16 +1089,16 @@
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+            "version": "v1.12.0",
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                 "url": "https://github.com/symfony/polyfill-mbstring.git",
-                "reference": "fe5e94c604826c35a32fa832f35bd036b6799609"
+                "reference": "b42a2f66e8f1b15ccf25652c3424265923eb4f17"
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-                "reference": "fe5e94c604826c35a32fa832f35bd036b6799609",
+                "url": "https://api.github.com/repos/symfony/polyfill-mbstring/zipball/b42a2f66e8f1b15ccf25652c3424265923eb4f17",
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@@ -1110,7 +1110,7 @@
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+                    "dev-master": "1.12-dev"
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@@ -1144,7 +1144,7 @@
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-            "time": "2019-02-06T07:57:58+00:00"
+            "time": "2019-08-06T08:03:45+00:00"
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@@ -2763,16 +2763,16 @@
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-            "version": "v1.11.0",
+            "version": "v1.12.0",
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                 "url": "https://github.com/symfony/polyfill-php72.git",
-                "reference": "ab50dcf166d5f577978419edd37aa2bb8eabce0c"
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-                "reference": "ab50dcf166d5f577978419edd37aa2bb8eabce0c",
+                "url": "https://api.github.com/repos/symfony/polyfill-php72/zipball/04ce3335667451138df4307d6a9b61565560199e",
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@@ -2781,7 +2781,7 @@
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+                    "dev-master": "1.12-dev"
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@@ -2814,20 +2814,20 @@
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-            "time": "2019-02-06T07:57:58+00:00"
+            "time": "2019-08-06T08:03:45+00:00"
         },
         {
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-            "version": "v4.3.2",
+            "version": "v4.3.8",
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                 "url": "https://github.com/symfony/var-dumper.git",
-                "reference": "45d6ef73671995aca565a1aa3d9a432a3ea63f91"
+                "reference": "ea4940845535c85ff5c505e13b3205b0076d07bf"
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-                "reference": "45d6ef73671995aca565a1aa3d9a432a3ea63f91",
+                "url": "https://api.github.com/repos/symfony/var-dumper/zipball/ea4940845535c85ff5c505e13b3205b0076d07bf",
+                "reference": "ea4940845535c85ff5c505e13b3205b0076d07bf",
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             "require": {
@@ -2890,7 +2890,7 @@
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-            "time": "2019-06-17T17:37:00+00:00"
+            "time": "2019-10-13T12:02:04+00:00"
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         {
             "name": "theseer/tokenizer",