diff --git a/tools/deploy_documentation.sh b/tools/deploy_documentation.sh
index 44a93b9e1..cc75566a9 100755
--- a/tools/deploy_documentation.sh
+++ b/tools/deploy_documentation.sh
@@ -27,9 +27,9 @@ echo "show current dir: "
 pwd
 
 CURRENT_TAG=`git describe --abbrev=0`
-IFS='.'
-read -ra VERSION <<< "$CURRENT_TAG"
+IFS=. read -ra VERSION <<< "$CURRENT_TAG"
 STABLE_VERSION=${VERSION[0]}.${VERSION[1]}
+echo "Building for stable version $STABLE_VERSION"
 
 # Push to qiskit.org/ecosystem
 openssl aes-256-cbc -K $encrypted_rclone_key -iv $encrypted_rclone_iv -in tools/rclone.conf.enc -out $RCLONE_CONFIG_PATH -d
diff --git a/tox.ini b/tox.ini
index 77451c244..502bd54be 100644
--- a/tox.ini
+++ b/tox.ini
@@ -49,7 +49,7 @@ changedir = {toxinidir}/docs
 commands =
   python -m ipykernel install --user
   jupyter kernelspec list
-  sphinx-build -W -b html source build/html {posargs}
+  sphinx-build -W -d {toxinidir}/docs/build/.doctrees -b html source build/html {posargs}
 
 [testenv:black]
 basepython = python3