diff --git a/scripts/nightly.yaml b/scripts/nightly.yaml
index 223cdded3..941a53140 100644
--- a/scripts/nightly.yaml
+++ b/scripts/nightly.yaml
@@ -52,7 +52,7 @@ stages:
         ./ml_example
         cd ..
     - template: generate-doc.yml
-    - script: zip -r html.zip doc/html/. 
+    - script: zip -r html.zip doc/api/. 
     - script: cp html.zip $(Build.ArtifactStagingDirectory)/.
     - task: PublishPipelineArtifact@0
       inputs: