diff --git a/.github/workflows/reusable-CI-workflow.yml b/.github/workflows/reusable-CI-workflow.yml
index 1807342..2548449 100644
--- a/.github/workflows/reusable-CI-workflow.yml
+++ b/.github/workflows/reusable-CI-workflow.yml
@@ -9,6 +9,7 @@ permissions:
 env:
   COMPOSER_PREFER_STABLE: '1'
   TEST_OUTPUT_STYLE: pretty
+  SUPPORTED_VERSIONS_FILE_PATH: .github/workflows/supported-versions.json
 
 jobs:
   fetch-supported-versions:
@@ -25,7 +26,7 @@ jobs:
         id: fetch-file
         uses: yoanm/gha-supported-versions-parser/github-downloader@v1
         with:
-          file-path: .github/workflows/supported-versions.json
+          file-path: ${{ env.SUPPORTED_VERSIONS_FILE_PATH }}
 
       - name: Fetch PHP supported versions
         id: fetch-php-versions
@@ -83,7 +84,7 @@ jobs:
           path: |
             ${{ steps.composer-cache.outputs.dir }}
           # Clear the cache if composer.json (as composer.lock is not available) has been updated
-          key: tests-php${{ steps.setup-php.outputs.php-version }}-${{ hashFiles('composer.json') }}
+          key: tests-php${{ steps.setup-php.outputs.php-version }}-${{ hashFiles('composer.json', env.SUPPORTED_VERSIONS_FILE_PATH) }}
 
       - name: Build with PHP ${{ steps.setup-php.outputs.php-version }}
         run: make build
@@ -157,7 +158,7 @@ jobs:
           path: |
             ${{ steps.composer-cache.outputs.dir }}
           # Clear the cache if composer.json (as composer.lock is not available) has been updated
-          key: tests-php${{ steps.setup-php.outputs.php-version }}-${{ hashFiles('composer.json') }}
+          key: tests-php${{ steps.setup-php.outputs.php-version }}-${{ hashFiles('composer.json', env.SUPPORTED_VERSIONS_FILE_PATH) }}
 
       - name: Build with PHP ${{ steps.setup-php.outputs.php-version }}
         run: make build
@@ -204,7 +205,7 @@ jobs:
           path: |
             ${{ steps.composer-cache.outputs.dir }}
           # Clear the cache if composer.json (as composer.lock is not available) has been updated
-          key: tests-php${{ steps.setup-php.outputs.php-version }}-${{ hashFiles('composer.json') }}
+          key: tests-php${{ steps.setup-php.outputs.php-version }}-${{ hashFiles('composer.json', env.SUPPORTED_VERSIONS_FILE_PATH) }}
 
       - name: Build with PHP ${{ steps.setup-php.outputs.php-version }}
         run: make build