diff --git a/.github/workflows/rector.yaml b/.github/workflows/rector.yaml
index d80d5723d3..d17e34db07 100644
--- a/.github/workflows/rector.yaml
+++ b/.github/workflows/rector.yaml
@@ -37,10 +37,9 @@ jobs:
         uses: "actions/cache@v3"
         with:
           path: "${{ steps.composer-cache.outputs.directory }}"
-          key: "composer-${{ runner.os }}-${{ matrix.php-version }}-${{ hashFiles('composer.*') }}"
+          key: "composer-${{ matrix.php-version }}-${{ hashFiles('composer.*') }}"
           restore-keys: |
-            composer-${{ runner.os }}-${{ matrix.php-version }}-
-            composer-${{ runner.os }}-
+            composer-${{ matrix.php-version }}-
             composer-
 
       - name: "Download dependencies"