diff --git a/azure-pipelines-ci.yml b/azure-pipelines-ci.yml
index 8dfbb2e04c3..35da6f1c89f 100644
--- a/azure-pipelines-ci.yml
+++ b/azure-pipelines-ci.yml
@@ -32,7 +32,7 @@ jobs:
   container: $[ variables['PythonMain'] ]
   steps:
   - script: |
-      pip install -user flake8
+      pip install --user flake8
       flake8 homeassistant tests script
     displayName: 'Run flake8'