diff --git a/.github/workflows/continuous-integration.yml b/.github/workflows/continuous-integration.yml
index 18da1301..3c1fd247 100644
--- a/.github/workflows/continuous-integration.yml
+++ b/.github/workflows/continuous-integration.yml
@@ -163,7 +163,7 @@ jobs:
 
       - name: "Setup adapter: Guzzle 5"
         run: |
-          composer remove guzzlehttp/guzzle php-http/guzzle6-adapter --dev -n
+          composer remove guzzlehttp/guzzle php-http/guzzle7-adapter --dev -n
           composer require php-http/guzzle5-adapter --dev -n
 
       - name: "Setup logs"
@@ -172,46 +172,6 @@ jobs:
       - name: "Run PHPUnit"
         run: "php vendor/bin/simple-phpunit -v"
 
-  phpunit-guzzle7:
-    name: "PHPUnit (PHP ${{ matrix.php }} and Guzzle 7)"
-    runs-on: "ubuntu-20.04"
-
-    strategy:
-      matrix:
-        php:
-          - "7.4"
-
-    steps:
-      - name: "Checkout"
-        uses: "actions/checkout@v2"
-        with:
-          fetch-depth: 2
-
-      - name: "Install PHP"
-        uses: "shivammathur/setup-php@v2"
-        with:
-          php-version: "${{ matrix.php }}"
-          coverage: "none"
-          tools: composer:v2
-          extensions: tidy
-          ini-values: "date.timezone=Europe/Paris"
-        env:
-          COMPOSER_TOKEN: ${{ secrets.GITHUB_TOKEN }}
-
-      - name: "Install dependencies with Composer"
-        uses: "ramsey/composer-install@v1"
-
-      - name: "Setup adapter: Guzzle 7"
-        run: |
-          composer remove guzzlehttp/guzzle php-http/guzzle6-adapter --dev -n
-          composer require php-http/guzzle7-adapter --dev -n
-
-      - name: "Setup logs"
-        run: "mkdir -p build/logs"
-
-      - name: "Run PHPUnit"
-        run: "php vendor/bin/simple-phpunit -v"
-
   phpunit-curl:
     name: "PHPUnit (PHP ${{ matrix.php }} and cURL)"
     runs-on: "ubuntu-20.04"
@@ -243,9 +203,8 @@ jobs:
 
       - name: "Setup adapter: cURL"
         run: |
-          composer remove php-http/guzzle6-adapter --dev -n
+          composer remove php-http/guzzle7-adapter --dev -n
           composer require php-http/curl-client --dev -n
-          composer require zendframework/zend-diactoros --dev -n
 
       - name: "Setup logs"
         run: "mkdir -p build/logs"
diff --git a/README.md b/README.md
index 1b671ac2..b7e617c3 100644
--- a/README.md
+++ b/README.md
@@ -50,15 +50,17 @@ That's why I made this fork:
 
 Add the lib using [Composer](https://getcomposer.org/):
 
-    composer require j0k3r/graby php-http/guzzle6-adapter
+    composer require j0k3r/graby php-http/guzzle7-adapter
 
-Why `php-http/guzzle6-adapter`? Because Graby is decoupled from any HTTP client implementation, thanks to [HTTPlug](http://httplug.io/) (see [that list of client implementation](https://packagist.org/providers/php-http/client-implementation)).
+Why `php-http/guzzle7-adapter`? Because Graby is decoupled from any HTTP client implementation, thanks to [HTTPlug](http://httplug.io/) (see [that list of client implementation](https://packagist.org/providers/php-http/client-implementation)).
 
 Graby is tested & should work great with:
 
-- Guzzle 6 (using `php-http/guzzle6-adapter`)
+- Guzzle 7 (using `php-http/guzzle7-adapter`)
 - Guzzle 5 (using `php-http/guzzle5-adapter`)
-- cURL (using `php-http/curl-client` and a PSR-17 response factory [from this list](https://packagist.org/providers/psr/http-factory-implementation))
+- cURL (using `php-http/curl-client`)
+
+Note: if you want to use Guzzle 6, use Graby 2 (support has dropped in v3 because of dependencies conflicts, which does not happen with Guzzle 5 :shrug:)
 
 ### Retrieve content from an url
 
@@ -196,12 +198,12 @@ configure it and inject it to `Graby\Graby`.
     $graby = new Graby([], new GuzzleAdapter($guzzle));
     ```
 
-- For Guzzle 6:
+- For Guzzle 7:
 
     ```php
     use Graby\Graby;
     use GuzzleHttp\Client as GuzzleClient;
-    use Http\Adapter\Guzzle6\Client as GuzzleAdapter;
+    use Http\Adapter\Guzzle7\Client as GuzzleAdapter;
 
     $guzzle = new GuzzleClient([
         'timeout' => 2,
diff --git a/composer.json b/composer.json
index cd393108..222e2c27 100644
--- a/composer.json
+++ b/composer.json
@@ -18,26 +18,25 @@
         "php": ">=7.4",
         "ext-curl": "*",
         "ext-tidy": "*",
-        "fossar/htmlawed": "^1.2.7",
-        "http-interop/http-factory-guzzle": "^1.0",
-        "j0k3r/graby-site-config": "^1.0.110",
+        "fossar/htmlawed": "^1.2.8",
+        "guzzlehttp/psr7": "^2.0",
+        "j0k3r/graby-site-config": "^1.0.139",
         "j0k3r/httplug-ssrf-plugin": "^2.0",
-        "j0k3r/php-readability": "^1.2.3",
-        "monolog/monolog": "^1.18.0|^2.0",
-        "php-http/client-common": "^2.3",
-        "php-http/discovery": "^1.12",
+        "j0k3r/php-readability": "^1.2.9",
+        "monolog/monolog": "^1.18.0|^2.3",
+        "php-http/client-common": "^2.5",
+        "php-http/discovery": "^1.14",
         "php-http/httplug": "^2.2",
-        "php-http/message": "^1.9",
+        "php-http/message": "^1.12",
         "simplepie/simplepie": "^1.5",
         "smalot/pdfparser": "^2.0",
         "symfony/options-resolver": "^3.4|^4.4|^5.3|^6.0",
-        "true/punycode": "^2.1",
-        "guzzlehttp/psr7": "^1.5.0"
+        "true/punycode": "^2.1"
     },
     "require-dev": {
         "friendsofphp/php-cs-fixer": "^3.0",
-        "guzzlehttp/guzzle": "^6.3.0",
-        "php-http/guzzle6-adapter": "^2.0",
+        "guzzlehttp/guzzle": "^7.4",
+        "php-http/guzzle7-adapter": "^1.0",
         "php-http/mock-client": "^1.4",
         "phpstan/extension-installer": "^1.0",
         "phpstan/phpstan": "^1.2",