diff --git a/scripts/nightly.yaml b/scripts/nightly.yaml
index f210370ab..fd93d4236 100644
--- a/scripts/nightly.yaml
+++ b/scripts/nightly.yaml
@@ -75,7 +75,7 @@ stages:
         set -e
         eval `opam config env` 
         cd doc
-        python mk_api_doc.py --mld --js --z3py-package-path=../build/python/z3
+        python mk_api_doc.py --mld --z3py-package-path=../build/python/z3
         mkdir api/html/ml
         ocamldoc -html -d api/html/ml -sort -hide Z3 -I $( ocamlfind query zarith ) -I ../build/api/ml ../build/api/ml/z3enums.mli ../build/api/ml/z3.mli
         cd ..
diff --git a/scripts/release.yml b/scripts/release.yml
index 8cc91e252..419d4bc4b 100644
--- a/scripts/release.yml
+++ b/scripts/release.yml
@@ -111,7 +111,7 @@ stages:
         set -e
         eval `opam config env` 
         cd doc
-        python mk_api_doc.py --mld --js --z3py-package-path=../build/python/z3
+        python mk_api_doc.py --mld --z3py-package-path=../build/python/z3
         mkdir api/html/ml
         ocamldoc -html -d api/html/ml -sort -hide Z3 -I $( ocamlfind query zarith ) -I ../build/api/ml ../build/api/ml/z3enums.mli ../build/api/ml/z3.mli
         cd ..