diff --git a/composer.json b/composer.json
index 50af535..bd98434 100644
--- a/composer.json
+++ b/composer.json
@@ -44,7 +44,7 @@
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         "laminas/laminas-diactoros": "^2.18.1",
         "nyholm/psr7": "^1.7",
-        "php-http/psr7-integration-tests": "1.1.1",
+        "php-http/psr7-integration-tests": "1.3.0",
         "phpstan/phpstan": "^1.10",
         "phpunit/phpunit": "^9.6",
         "doctrine/instantiator": "^1.3.1",
diff --git a/composer.lock b/composer.lock
index 7a7cb88..77f6ad8 100644
--- a/composer.lock
+++ b/composer.lock
@@ -4,7 +4,7 @@
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-    "content-hash": "3df0a53c05c9b4755af24e24008f4122",
+    "content-hash": "fdc6e4fc90367a679f7d4b1420a8ad66",
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@@ -642,36 +642,31 @@
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-            "version": "1.1.1",
+            "version": "1.3.0",
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                 "url": "https://github.com/php-http/psr7-integration-tests.git",
-                "reference": "dbc81e59655c3d927ba62b2cd38be9af334590fc"
+                "reference": "c333566ed5b1620fc769eba1bb24a13b7d16e812"
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-                "reference": "dbc81e59655c3d927ba62b2cd38be9af334590fc",
+                "url": "https://api.github.com/repos/php-http/psr7-integration-tests/zipball/c333566ed5b1620fc769eba1bb24a13b7d16e812",
+                "reference": "c333566ed5b1620fc769eba1bb24a13b7d16e812",
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                 "phpunit/phpunit": "^8.0 || ^9.3",
-                "psr/http-message": "^1.0"
+                "psr/http-message": "^1.0 || ^2.0"
             },
             "require-dev": {
-                "guzzlehttp/psr7": "^1.4",
+                "guzzlehttp/psr7": "^1.7 || ^2.0",
                 "laminas/laminas-diactoros": "^2.1",
                 "nyholm/psr7": "^1.0",
                 "ringcentral/psr7": "^1.2",
-                "slim/psr7": "dev-master"
+                "slim/psr7": "^1.4"
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-            "extra": {
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-                    "dev-master": "1.0-dev"
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                     "Http\\Psr7Test\\": "src/"
@@ -695,9 +690,9 @@
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                 "issues": "https://github.com/php-http/psr7-integration-tests/issues",
-                "source": "https://github.com/php-http/psr7-integration-tests/tree/1.1.1"
+                "source": "https://github.com/php-http/psr7-integration-tests/tree/1.3.0"
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-            "time": "2020-11-02T14:08:03+00:00"
+            "time": "2023-04-28T14:30:11+00:00"
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@@ -763,16 +758,16 @@
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-            "version": "9.2.26",
+            "version": "9.2.27",
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                 "url": "https://github.com/sebastianbergmann/php-code-coverage.git",
-                "reference": "443bc6912c9bd5b409254a40f4b0f4ced7c80ea1"
+                "reference": "b0a88255cb70d52653d80c890bd7f38740ea50d1"
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-                "reference": "443bc6912c9bd5b409254a40f4b0f4ced7c80ea1",
+                "url": "https://api.github.com/repos/sebastianbergmann/php-code-coverage/zipball/b0a88255cb70d52653d80c890bd7f38740ea50d1",
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@@ -828,7 +823,8 @@
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                 "issues": "https://github.com/sebastianbergmann/php-code-coverage/issues",
-                "source": "https://github.com/sebastianbergmann/php-code-coverage/tree/9.2.26"
+                "security": "https://github.com/sebastianbergmann/php-code-coverage/security/policy",
+                "source": "https://github.com/sebastianbergmann/php-code-coverage/tree/9.2.27"
             },
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@@ -836,7 +832,7 @@
                     "type": "github"
                 }
             ],
-            "time": "2023-03-06T12:58:08+00:00"
+            "time": "2023-07-26T13:44:30+00:00"
         },
         {
             "name": "phpunit/php-file-iterator",
@@ -2260,7 +2256,7 @@
     "prefer-stable": false,
     "prefer-lowest": false,
     "platform": {
-        "php": "^7.4 || ^8.0",
+        "php": "^8.0",
         "ext-simplexml": "*",
         "ext-fileinfo": "*",
         "ext-json": "*",