diff --git a/.github/workflows/style.yml b/.github/workflows/style.yml
index fe4f13b..3a51b4c 100644
--- a/.github/workflows/style.yml
+++ b/.github/workflows/style.yml
@@ -8,7 +8,7 @@ jobs:
       max-parallel: 4
       matrix:
         os: [ubuntu-latest]
-        python-version: [3.9]
+        python-version: ["3.11"]
       
     runs-on: ${{ matrix.os }}
 
diff --git a/.github/workflows/unit.yml b/.github/workflows/unit.yml
index ce8cce6..d7ddb7c 100644
--- a/.github/workflows/unit.yml
+++ b/.github/workflows/unit.yml
@@ -8,7 +8,7 @@ jobs:
       max-parallel: 4
       matrix:
         os: [ubuntu-latest]
-        python-version: [3.8, 3.9]
+        python-version: ["3.11"]
     
     runs-on: ${{ matrix.os }}
 
@@ -26,8 +26,8 @@ jobs:
       run: |
         python -m pip install --upgrade pip
         pip install tox tox-gh-actions
-    - name: Run unit tests for python 3.9
-      if: ${{ matrix.python-version == '3.9' }}
+    - name: Run unit tests for python 3.11
+      if: ${{ matrix.python-version == '3.11' }}
       # env:
       #   COVERALLS_REPO_TOKEN: ${{ secrets.COVERALLS_REPO_TOKEN }}
-      run: tox -e py39
+      run: tox -e py311
diff --git a/Dockerfile b/Dockerfile
index 7a09689..db2ff67 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,4 +1,4 @@
-FROM python:3.9-alpine3.17 as BUILD
+FROM python:3.11-alpine3.18 as BUILD
 
 RUN apk add --no-cache git gcc musl-dev libffi-dev make gnupg && \
     rm -rf /var/cache/apk/*
@@ -11,14 +11,14 @@ RUN pip install --upgrade pip && \
     pip install -r /root/sdaorch/requirements.txt && \
     pip install /root/sdaorch
 
-FROM python:3.9-alpine3.17
+FROM python:3.11-alpine3.18
 
 LABEL maintainer "NeIC System Developers"
 LABEL org.label-schema.schema-version="1.0"
 
 RUN apk add --no-cache --update supervisor
 
-COPY --from=BUILD /usr/local/lib/python3.9/ usr/local/lib/python3.9/
+COPY --from=BUILD /usr/local/lib/python3.11/ usr/local/lib/python3.11/
 
 COPY --from=BUILD /usr/local/bin/sdainbox /usr/local/bin/
 
diff --git a/setup.py b/setup.py
index 24431f1..25df47b 100644
--- a/setup.py
+++ b/setup.py
@@ -43,8 +43,7 @@
         "Intended Audience :: Information Technology",
         # Pick your license as you wish
         "License :: OSI Approved :: Apache Software License",
-        "Programming Language :: Python :: 3.8",
-        "Programming Language :: Python :: 3.9",
+        "Programming Language :: Python :: 3.11",
     ],
     install_requires=["amqpstorm", "jsonschema", "httpx", "shortuuid"],
     extras_require={
diff --git a/tox.ini b/tox.ini
index e6ef07c..13bb45a 100644
--- a/tox.ini
+++ b/tox.ini
@@ -1,5 +1,5 @@
 [tox]
-envlist = py38, py39, flake8, mypy, black
+envlist = py311, flake8, mypy, black
 skipsdist = True
 
 [flake8]
@@ -42,5 +42,4 @@ commands = py.test -x --cov=sda_orchestrator tests/
 
 [gh-actions]
 python =
-    3.8: py38
-    3.9: flake8, py39, docs, mypy, black
+    3.11: flake8, py39, docs, mypy, black