diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 3a6ef61..f0c3f01 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -79,9 +79,9 @@ jobs:
       uses: shivammathur/setup-php@v2
       with:
         php-version: '7.4'
-        extension: mbstring, intl
+        extensions: mbstring, intl
         coverage: none
-        tools: cs2pr, phpstan:^0.12
+        tools: cs2pr, phpstan:0.12
 
     - name: Composer Install
       run: composer install
diff --git a/phpstan.neon b/phpstan.neon
index 4821d7b..4a50904 100644
--- a/phpstan.neon
+++ b/phpstan.neon
@@ -14,8 +14,3 @@ parameters:
 			message: "#^Constant ROOT not found\\.$#"
 			count: 1
 			path: src/File/Writer/DefaultWriter.php
-
-		-
-			message: "#^Cannot instantiate interface Josegonzalez\\\\Upload\\\\File\\\\Transformer\\\\TransformerInterface\\.$#"
-			count: 1
-			path: src/Model/Behavior/UploadBehavior.php