diff --git a/.travis.yml b/.travis.yml
index 1b64609216..e37233abda 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -34,8 +34,6 @@ script:
 after_success:
     - coverage combine
     - coveralls
-    # Bails out for non-tags
-    - ./update_index.sh
 
 notifications:
     email: mh@gocept.com
diff --git a/update_index.sh b/update_index.sh
deleted file mode 100755
index 365f19d68b..0000000000
--- a/update_index.sh
+++ /dev/null
@@ -1,43 +0,0 @@
-#!/bin/bash
-# Update tag-based release indexes on the 'gh-pages' branch.
-
-set -ev
-
-# Override locally via e.g., 'GH_HOST=git@github.com: ./update_index.sh'
-GH_HOST="${GH_HOST:-https://${GH_OAUTH_TOKEN}@github.com/}"
-
-GH_OWNER="zopefoundation"
-GH_PROJECT_NAME="Zope"
-GH_REPO="${GH_HOST}${GH_OWNER}/${GH_PROJECT_NAME}" 
-
-# Only update index if we are on Travis and have a tag #
-if [[ -n "${TRAVIS_TAG}" ]]; then
-  echo "Rebuilding release index on tag: ${TRAVIS_TAG}."
-else
-  echo "No tag, nothing to do."
-  exit
-fi
-
-# Adding GitHub pages branch. `git submodule add` checks it
-# out at HEAD.
-GH_PAGES_DIR="ghpages"
-git submodule add -q -b gh-pages ${GH_REPO} ${GH_PAGES_DIR}
-
-# Update gh-pages with the generated release docs.
-cd ${GH_PAGES_DIR}
-./build_index.sh
-
-# Update the files push to gh-pages.
-git add -A
-git status
-
-if [[ -z "$(git status --porcelain)" ]]; then
-    echo "Nothing to commit. Exiting without pushing changes."
-    exit
-fi
-
-# Commit to gh-pages branch to apply changes.
-git config --global user.email "travis@travis-ci.org"
-git config --global user.name "travis-ci"
-git commit -m "Update release index on tag: ${TRAVIS_TAG}."
-git push -q ${GH_REPO} HEAD:gh-pages