diff --git a/.circleci/config.yml b/.circleci/config.yml
index c72de28..ca934ed 100644
--- a/.circleci/config.yml
+++ b/.circleci/config.yml
@@ -3,14 +3,14 @@ jobs:
   # Install all dependencies and run check tasks.
   build_and_test:
     docker:
-      - image: circleci/php:7.3.9-cli-node
+      - image: circleci/php:7.4-cli-node
     steps:
       # Check out source code.
       - checkout
       # Install composer dependencies.
       - run: >-
           export PATH="/home/circleci/.composer/vendor/bin:${PATH}" &&
-          composer install --ignore-platform-reqs
+          composer install
       # Run all checkers.
       - run: ./vendor/bin/grumphp run
       # Save project with coverage for next step to be analysed.
diff --git a/composer.json b/composer.json
index cc55734..f7f0a43 100755
--- a/composer.json
+++ b/composer.json
@@ -40,12 +40,10 @@
         "drupal/coder": "^8",
         "phpcompatibility/php-compatibility": "^9.3",
         "pheromone/phpcs-security-audit": "^2.0",
-        "wunderio/ecs-drupal": "^1.0",
-        "symplify/coding-standard": "^8.3",
         "squizlabs/php_codesniffer": "^3.4",
         "dealerdirect/phpcodesniffer-composer-installer": "*",
-        "mglaman/phpstan-drupal": "^0.12.2",
-        "phpstan/phpstan-deprecation-rules": "^0.12.2"
+        "mglaman/phpstan-drupal": "^1.1",
+        "phpstan/phpstan-deprecation-rules": "^1.0"
     },
     "autoload": {
         "psr-4": {
diff --git a/config/grumphp.yml b/config/grumphp.yml
index 56b35a0..54ec47c 100644
--- a/config/grumphp.yml
+++ b/config/grumphp.yml
@@ -10,7 +10,6 @@ grumphp:
     php_check_syntax: ~
     phpcs: ~
     php_stan: ~
-    ecs: ~
     yaml_lint: ~
     json_lint: ~
   extensions:
diff --git a/config/phpstan.neon b/config/phpstan.neon
index e88a8bb..d199b9b 100644
--- a/config/phpstan.neon
+++ b/config/phpstan.neon
@@ -10,16 +10,3 @@ parameters:
 includes:
 	- %currentWorkingDirectory%/vendor/mglaman/phpstan-drupal/extension.neon
 	- %currentWorkingDirectory%/vendor/phpstan/phpstan-deprecation-rules/rules.neon
-	- %currentWorkingDirectory%/vendor/symplify/coding-standard/packages/cognitive-complexity/config/cognitive-complexity-services.neon
-
-services:
-    -
-        class: Symplify\CodingStandard\CognitiveComplexity\Rules\FunctionLikeCognitiveComplexityRule
-        tags: [phpstan.rules.rule]
-        arguments:
-            maxMethodCognitiveComplexity: 16
-    -
-        class: Symplify\CodingStandard\CognitiveComplexity\Rules\ClassLikeCognitiveComplexityRule
-        tags: [phpstan.rules.rule]
-        arguments:
-            maxClassCognitiveComplexity: 50
diff --git a/grumphp.yml b/grumphp.yml
index 4dfe1e1..8ad0a35 100755
--- a/grumphp.yml
+++ b/grumphp.yml
@@ -11,8 +11,6 @@ grumphp:
     php_stan:
       run_on: ['src']
       configuration: phpstan.neon
-    ecs:
-      config: ecs.php
     yaml_lint: ~
     json_lint: ~
     phpunit: ~
diff --git a/phpstan.neon b/phpstan.neon
index 9f085eb..24b94e0 100644
--- a/phpstan.neon
+++ b/phpstan.neon
@@ -9,16 +9,3 @@ parameters:
 		- '#Plugin manager has cache backend specified but does not declare cache tags.#'
 includes:
   - 'vendor/phpstan/phpstan-deprecation-rules/rules.neon'
-  - 'vendor/symplify/coding-standard/packages/cognitive-complexity/config/cognitive-complexity-services.neon'
-
-services:
-  -
-    class: Symplify\CodingStandard\CognitiveComplexity\Rules\FunctionLikeCognitiveComplexityRule
-    tags: [phpstan.rules.rule]
-    arguments:
-      maxMethodCognitiveComplexity: 16
-  -
-    class: Symplify\CodingStandard\CognitiveComplexity\Rules\ClassLikeCognitiveComplexityRule
-    tags: [phpstan.rules.rule]
-    arguments:
-      maxClassCognitiveComplexity: 50