diff --git a/composer.json b/composer.json
index e59cb50d..382e6f85 100644
--- a/composer.json
+++ b/composer.json
@@ -3,7 +3,7 @@
     "description": "PHP implementation of telegram's MTProto protocol.",
     "type": "project",
     "require": {
-        "danog/phpstruct": "^0.4.0",
+        "danog/phpstruct": "^0.4.2",
         "phpseclib/phpseclib": "^2.0"
     },
     "license": "MIT",
diff --git a/composer.lock b/composer.lock
index d43dc77b..c4fa1387 100644
--- a/composer.lock
+++ b/composer.lock
@@ -4,8 +4,8 @@
         "Read more about it at https://getcomposer.org/doc/01-basic-usage.md#composer-lock-the-lock-file",
         "This file is @generated automatically"
     ],
-    "hash": "10a2667e949d27caf8db1d1f80da893c",
-    "content-hash": "ce2989792712ad6054f6a3c9fca3f5b5",
+    "hash": "a75dfba16d66cb4ae9913439bbdb796b",
+    "content-hash": "a6860b86164e69555776b8ab636fcbfb",
     "packages": [
         {
             "name": "danog/phpstruct",