diff --git a/.github/workflows/release-github.yaml b/.github/workflows/release-github.yaml
index 7c82ace..f5625b7 100644
--- a/.github/workflows/release-github.yaml
+++ b/.github/workflows/release-github.yaml
@@ -55,7 +55,7 @@ jobs:
     - name: Build and upload packages
       run: |
         eval "$(conda shell.bash hook)"
-        for VERSION in 3.6 3.7 3.8 3.9 3.10; do
+        for VERSION in 3.7 3.8 3.9 3.10 3.11; do
           conda create -n py$VERSION python=$VERSION
           conda activate py$VERSION
           STATIC_LIBS=1 python setup.py build_ext bdist_wheel
@@ -77,7 +77,7 @@ jobs:
     - name: Build package and upload from docker
       run: |
         docker run --rm -v "${PWD}:/opt/fast-mosestokenizer" \
-          ubuntu:16.04 /bin/bash /opt/fast-mosestokenizer/build-release-linux.sh
+          ubuntu:22.04 /bin/bash /opt/fast-mosestokenizer/build-release-linux.sh
 
     - uses: actions/upload-artifact@v3
       with:
diff --git a/build-release-linux.sh b/build-release-linux.sh
index 81f1cc2..960ab8d 100644
--- a/build-release-linux.sh
+++ b/build-release-linux.sh
@@ -22,14 +22,14 @@ export PATH=$HOME/miniconda3/bin:$PATH
 eval "$(conda shell.bash hook)"
 
 # Build dependencies as static libraries
-conda create -n meson -y python=3.6
+conda create -n meson -y python=3.7
 conda activate meson
 conda install -y meson
 make download-build-static-deps
 conda deactivate
 
 # Build and upload packages
-for VERSION in 3.6 3.7 3.8 3.9 3.10; do
+for VERSION in 3.7 3.8 3.9 3.10 3.11; do
     conda create -n py$VERSION -y python=$VERSION
     conda activate py$VERSION
     STATIC_LIBS=1 python setup.py build_ext bdist_wheel \