diff --git a/composer.json b/composer.json
index 1760253b..3ff1f3e5 100644
--- a/composer.json
+++ b/composer.json
@@ -5,7 +5,7 @@
 		"ext-json": "*",
 		"ext-libxml": "*",
 		"ext-pdo": "*",
-		"guzzlehttp/psr7": "^1",
+		"guzzlehttp/psr7": "^2",
 		"marcelklehr/link-preview": "^3.0.5",
 		"pguardiario/phpuri": "1.0.*",
 		"psr/http-client": "^1.0",
diff --git a/composer.lock b/composer.lock
index e687c241..e94fd2bf 100644
--- a/composer.lock
+++ b/composer.lock
@@ -4,7 +4,7 @@
         "Read more about it at https://getcomposer.org/doc/01-basic-usage.md#installing-dependencies",
         "This file is @generated automatically"
     ],
-    "content-hash": "79428b9f30f5f6827dfe849c5d19506a",
+    "content-hash": "3553b12eaa393e9980815a8a1fbcdd9b",
     "packages": [
         {
             "name": "brick/math",
@@ -160,29 +160,32 @@
         },
         {
             "name": "guzzlehttp/psr7",
-            "version": "1.8.2",
+            "version": "2.0.0",
             "source": {
                 "type": "git",
                 "url": "https://github.com/guzzle/psr7.git",
-                "reference": "dc960a912984efb74d0a90222870c72c87f10c91"
+                "reference": "1dc8d9cba3897165e16d12bb13d813afb1eb3fe7"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/guzzle/psr7/zipball/dc960a912984efb74d0a90222870c72c87f10c91",
-                "reference": "dc960a912984efb74d0a90222870c72c87f10c91",
+                "url": "https://api.github.com/repos/guzzle/psr7/zipball/1dc8d9cba3897165e16d12bb13d813afb1eb3fe7",
+                "reference": "1dc8d9cba3897165e16d12bb13d813afb1eb3fe7",
                 "shasum": ""
             },
             "require": {
-                "php": ">=5.4.0",
-                "psr/http-message": "~1.0",
-                "ralouphie/getallheaders": "^2.0.5 || ^3.0.0"
+                "php": "^7.2.5 || ^8.0",
+                "psr/http-factory": "^1.0",
+                "psr/http-message": "^1.0",
+                "ralouphie/getallheaders": "^3.0"
             },
             "provide": {
+                "psr/http-factory-implementation": "1.0",
                 "psr/http-message-implementation": "1.0"
             },
             "require-dev": {
-                "ext-zlib": "*",
-                "phpunit/phpunit": "~4.8.36 || ^5.7.27 || ^6.5.14 || ^7.5.20 || ^8.5.8 || ^9.3.10"
+                "bamarni/composer-bin-plugin": "^1.4.1",
+                "http-interop/http-factory-tests": "^0.9",
+                "phpunit/phpunit": "^8.5.8 || ^9.3.10"
             },
             "suggest": {
                 "laminas/laminas-httphandlerrunner": "Emit PSR-7 responses"
@@ -190,16 +193,13 @@
             "type": "library",
             "extra": {
                 "branch-alias": {
-                    "dev-master": "1.7-dev"
+                    "dev-master": "2.0-dev"
                 }
             },
             "autoload": {
                 "psr-4": {
                     "GuzzleHttp\\Psr7\\": "src/"
-                },
-                "files": [
-                    "src/functions_include.php"
-                ]
+                }
             },
             "notification-url": "https://packagist.org/downloads/",
             "license": [
@@ -214,6 +214,11 @@
                 {
                     "name": "Tobias Schultze",
                     "homepage": "https://github.com/Tobion"
+                },
+                {
+                    "name": "Márk Sági-Kazár",
+                    "email": "mark.sagikazar@gmail.com",
+                    "homepage": "https://sagikazarmark.hu"
                 }
             ],
             "description": "PSR-7 message implementation that also provides common utility methods",
@@ -229,9 +234,9 @@
             ],
             "support": {
                 "issues": "https://github.com/guzzle/psr7/issues",
-                "source": "https://github.com/guzzle/psr7/tree/1.8.2"
+                "source": "https://github.com/guzzle/psr7/tree/2.0.0"
             },
-            "time": "2021-04-26T09:17:50+00:00"
+            "time": "2021-06-30T20:03:07+00:00"
         },
         {
             "name": "illuminate/contracts",