diff --git a/.github/workflows/main.yml b/.github/workflows/main.yml
index 5d5a598c1..7802414b5 100644
--- a/.github/workflows/main.yml
+++ b/.github/workflows/main.yml
@@ -109,7 +109,6 @@ jobs:
     - name: Prepare phpstan
       run: |
         sed -i 's/path: phpOMS\//path: /g' Build/Config/phpstan-baseline.neon
-        sed -i 's/phpOMS\\\\\\\\//g' Build/Config/phpstan-baseline.neon
     - name: phpstan
       run: vendor/bin/phpstan analyse -a Autoloader.php --no-progress -l 7 -c Build/Config/phpstan.neon ./
   codestyle-tests: