diff --git a/readthedocs.yml b/readthedocs.yml
index 42e8c4e884..6ed969924b 100644
--- a/readthedocs.yml
+++ b/readthedocs.yml
@@ -14,6 +14,13 @@ build:
   jobs:
     post_checkout:
       - git fetch --unshallow || true
+    post_build:
+      - mkdir --parents _readthedocs/htmlzip
+      - python -m sphinx -T -W --keep-going -b readthedocssinglehtmllocalmedia -d _build/doctrees -D language=$READTHEDOCS_LANGUAGE source $READTHEDOCS_OUTPUT/out
+      - cd $READTHEDOCS_OUTPUT ; zip --recurse-path --symlinks htmlzip/$READTHEDOCS_PROJECT.zip out
+    #build:
+    #  htmlzip:
+    #    - python -m sphinx -T -E -W --keep-going -b readthedocssinglehtmllocalmedia -d _build/doctrees -D language=$READTHEDOCS_LANGUAGE source $READTHEDOCS_OUTPUT/htmlzip
  
 formats:
   - htmlzip