diff --git a/.github/workflows/php.yml b/.github/workflows/php.yml
index cfe19c2..44d938f 100644
--- a/.github/workflows/php.yml
+++ b/.github/workflows/php.yml
@@ -4,17 +4,31 @@ on: [push]
 
 jobs:
     build-test:
-        runs-on: ${{ matrix.operating-system }}
+        runs-on: ubuntu-latest
 
         strategy:
             matrix:
-                operating-system: [ ubuntu-latest ]
                 php-version:
                     - '7.2'
                     - '7.3'
                     - '7.4'
                     - '8.0'
-        name: PHP ${{ matrix.php-version }} on ${{ matrix.operating-system }}
+                    - '8.1'
+
+                symfony-version:
+                    - '5.3'
+                    - '5.4'
+                    - '6.0'
+
+                exclude:
+                    - php-version: 7.2
+                      symfony-version: 6.0
+                    - php-version: 7.3
+                      symfony-version: 6.0
+                    - php-version: 7.4
+                      symfony-version: 6.0
+
+        name: PHP ${{ matrix.php-version }} and Symfony ${{ matrix.symfony-version }}
         steps:
             - uses: actions/checkout@v2
 
@@ -36,7 +50,8 @@ jobs:
 
             - name: Setup
               run: |
-                  make install
+                  sed -i composer.json -e 's/\^5\.3\(.[0-9]\+\)\?[|]\^6\.0/${{ matrix.symfony-version }}.*/g'
+                  make install start
 
             - name: Test
               run: |
diff --git a/CHANGELOG.md b/CHANGELOG.md
index 9c05388..2126454 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,3 +1,9 @@
+# [v3.3.0](https://github.com/Orbitale/ImageMagickPHP/releases/tag/v3.3.0) - 15 Dec 2021
+
+* Drop support for Symfony 4 (Please upgrade 😉)
+* Change minimum required Symfony version to 5.3 instead of 4.0|5.0
+* Test the package with more Symfony & PHP versions
+
 # [v3.2.1](https://github.com/Orbitale/ImageMagickPHP/releases/tag/v3.2.1) - 02 Jul 2021
 
 * Add tests for the `-threshold` option.
diff --git a/Makefile b/Makefile
index a7da6e1..116b7b0 100644
--- a/Makefile
+++ b/Makefile
@@ -1,6 +1,7 @@
 SHELL := /bin/bash
 
 IMAGEMAGICK_DOCKER_IMAGE = orbitale-imphp
+PHP_BIN = php
 
 # Helper vars
 _TITLE := "\033[32m[%s]\033[0m %s\n"
@@ -25,7 +26,7 @@ stop: ## Stop testing Docker image
 
 test: start ## Start Docker image for testing
 	export IMAGEMAGICK_PATH="docker exec $(IMAGEMAGICK_DOCKER_IMAGE) `pwd`/docker_entrypoint.sh magick" && \
-	vendor/bin/phpunit
+	$(PHP_BIN) vendor/bin/phpunit
 	$(MAKE) stop
 .PHONY: test
 
@@ -44,6 +45,6 @@ imagemagick-docker:
 		--workdir=`pwd` \
 		--entrypoint="`pwd`/docker_entrypoint.sh" \
 		dpokidov/imagemagick:latest \
-		sleep 99999 \
+		sleep 9999999 \
 		>/dev/null
 .PHONY: imagemagick-docker
\ No newline at end of file
diff --git a/composer.json b/composer.json
index 4f6dd45..9249ce7 100644
--- a/composer.json
+++ b/composer.json
@@ -15,7 +15,7 @@
     "require": {
         "php": "^7.2|^8.0",
         "ext-mbstring": "*",
-        "symfony/process": "^4.0|^5.0",
+        "symfony/process": "^5.3|^6.0",
         "symfony/polyfill-php80": "^1.10"
     },
     "require-dev": {