diff --git a/build/azure-pipeline.pre-release.yml b/build/azure-pipeline.pre-release.yml
index cf8659f5c41f..779bb445431c 100644
--- a/build/azure-pipeline.pre-release.yml
+++ b/build/azure-pipeline.pre-release.yml
@@ -69,6 +69,10 @@ extends:
 
       - script: gulp prePublishBundle
         displayName: Build
+
+      - displayName: Clean up Nox
+        script: python -c "import shutil; shutil.rmtree('.nox', ignore_errors=True)"
+        continueOnError: true
     tsa:
         config:
             areaPath: 'Visual Studio Code Python Extensions'
diff --git a/build/azure-pipeline.stable.yml b/build/azure-pipeline.stable.yml
index 589000b9f4b3..06f4a42e844a 100644
--- a/build/azure-pipeline.stable.yml
+++ b/build/azure-pipeline.stable.yml
@@ -64,6 +64,10 @@ extends:
 
       - script: gulp prePublishBundle
         displayName: Build
+
+      - displayName: Clean up Nox
+        script: python -c "import shutil; shutil.rmtree('.nox', ignore_errors=True)"
+        continueOnError: true
     tsa:
         config:
             areaPath: 'Visual Studio Code Python Extensions'