diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index 9129f46..4c0cd00 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -135,7 +135,7 @@ build-python37:
     - source $VERSION_FILE
     - pip install -U -r requirements.txt
   script:
-    - twine upload --repository=$PYPI_REPO dist/* --config-file=/root/pypi/.pypirc
+    - export CURL_CA_BUNDLE="" && twine upload --repository=$PYPI_REPO dist/* --config-file=/root/pypi/.pypirc
   tags: [ docker ]
 
 
@@ -172,8 +172,8 @@ doc-build:
     - source /opt/conda/etc/profile.d/conda.sh
     - conda activate /tmp/jovyan/venv/$VENV_NAME/
     - source "/tmp/jovyan/.sdkman/bin/sdkman-init.sh"
-    - pip install -U sphinx==$SPHINX_VERSION nbsphinx sphinx_rtd_theme rst2pdf sphinxcontrib-github_ribbon "sphinxcontrib-bibtex<2.0.0" pysequila==$VERSION --extra-index-url=$PIP_SNAPSHOT_REPO
-    - export PYSPARK_SUBMIT_ARGS="--packages org.biodatageeks:sequila_${SCALA_VERSION}:${SEQUILA_VERSION} --driver-memory 4g pyspark-shell"
+    - pip install -U sphinx==$SPHINX_VERSION nbsphinx sphinx_rtd_theme rst2pdf sphinxcontrib-github_ribbon "sphinxcontrib-bibtex<2.0.0" pysequila==0.2.1+geeb03ba.snapshot --extra-index-url=$PIP_SNAPSHOT_REPO
+    - export PYSPARK_SUBMIT_ARGS="--packages org.biodatageeks:sequila_${SCALA_VERSION}:0.2.1+geeb03ba.snapshot --driver-memory 4g pyspark-shell"
   script:
     - cd docs && ./docs.sh html
   artifacts:
diff --git a/build_image.sh b/build_image.sh
index f5c50e5..a8724be 100755
--- a/build_image.sh
+++ b/build_image.sh
@@ -14,4 +14,5 @@ else
     docker build --no-cache -t biodatageeks/$CI_PROJECT_NAME-$CONTAINER_SUFIX .
     if [ $(docker ps | grep $CI_PROJECT_NAME-$CONTAINER_SUFIX | wc -l) -gt 0 ]; then docker stop $CI_PROJECT_NAME-$CONTAINER_SUFIX && docker rm $CI_PROJECT_NAME-$CONTAINER_SUFIX; fi
     docker run --restart unless-stopped -d -p ${DOC_PORT_PREFIX}$PORT_PROD:80 --name $CI_PROJECT_NAME-$CONTAINER_SUFIX biodatageeks/$CI_PROJECT_NAME-$CONTAINER_SUFIX
-fi
\ No newline at end of file
+fi
+
diff --git a/docs/source/conf.py b/docs/source/conf.py
index 2bf001c..3ef1755 100644
--- a/docs/source/conf.py
+++ b/docs/source/conf.py
@@ -69,6 +69,5 @@
 # so a file named "default.css" will overwrite the builtin "default.css".
 html_static_path = ['_static']
 
-
 # -- Extension configuration -------------------------------------------------
 
diff --git a/docs/source/notebooks b/docs/source/notebooks
index cbc4ab2..48934cd 160000
--- a/docs/source/notebooks
+++ b/docs/source/notebooks
@@ -1 +1 @@
-Subproject commit cbc4ab2342a6e42a55b7a631530d46d0b7c20611
+Subproject commit 48934cd7a23dfb126703fe6e32361804699d3fe0
diff --git a/requirements.txt b/requirements.txt
index f8241b2..205ef23 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,4 +1,4 @@
-pyspark==3.0.1
+pyspark==3.1.2
 findspark
 setuptools
 wheel
diff --git a/setup.py b/setup.py
index 190f3d0..aa63cc5 100644
--- a/setup.py
+++ b/setup.py
@@ -50,7 +50,7 @@ def read_content(filepath):
     read_content("README.rst") +
     read_content(os.path.join("docs/source", "CHANGELOG.rst")))
 
-requires = ['setuptools', 'typeguard==2.5.0', 'pyspark==3.0.1', 'findspark']
+requires = ['setuptools', 'typeguard==2.9.1', 'pyspark==3.1.2', 'findspark']
 
 extras_require = {
     'reST': ['Sphinx'],