diff --git a/appveyor.yml b/appveyor.yml
index dbcc4f7..82aa477 100644
--- a/appveyor.yml
+++ b/appveyor.yml
@@ -33,7 +33,7 @@ build_script:
  /d:sonar.organization="guibranco-github" 
  /d:sonar.host.url="https://sonarcloud.io" 
  /d:sonar.login="$env:SONAR_TOKEN" /v:"$env:APPVEYOR_BUILD_NUMBER"
- /d:sonar.cs.opencover.reportsPaths="%CD%\coverage.xml" }'
+ /d:sonar.cs.opencover.reportsPaths="$env:CD\coverage.xml" }'
  -ps: 'if (-Not $env:APPVEYOR_PULL_REQUEST_NUMBER) { & dotnet 
   sonarscanner end /d:sonar.login="$env:SONAR_TOKEN" }'
 after_build: