diff --git a/kbatch-proxy/docker/local/Dockerfile b/kbatch-proxy/docker/local/Dockerfile
index b7fe15b..cdd3594 100644
--- a/kbatch-proxy/docker/local/Dockerfile
+++ b/kbatch-proxy/docker/local/Dockerfile
@@ -1,4 +1,4 @@
-FROM python:3.9
+FROM python:3.12
 
 WORKDIR /code
 
@@ -6,4 +6,4 @@ COPY ./requirements.txt /code/requirements.txt
 RUN pip install --no-cache-dir --upgrade -r requirements.txt
 COPY ./kbatch_proxy /code/kbatch_proxy
 
-CMD ["uvicorn", "kbatch_proxy.main:app", "--host", "0.0.0.0", "--port", "80"]
\ No newline at end of file
+CMD ["uvicorn", "kbatch_proxy.main:app", "--host", "0.0.0.0", "--port", "80"]
diff --git a/kbatch-proxy/docker/production/Dockerfile b/kbatch-proxy/docker/production/Dockerfile
index d845f1d..43f20c0 100644
--- a/kbatch-proxy/docker/production/Dockerfile
+++ b/kbatch-proxy/docker/production/Dockerfile
@@ -1,9 +1,9 @@
-FROM python:3.9
+FROM python:3.12-slim
 
 WORKDIR /code
 
 COPY ./requirements.txt /code/requirements.txt
-RUN pip install --no-cache-dir --upgrade -r requirements.txt
+RUN pip install --no-cache-dir --upgrade --only-binary :all: -r requirements.txt
 COPY ./docker/production/gunicorn_conf.py /code/
 COPY ./kbatch_proxy /code/kbatch_proxy
 
@@ -13,4 +13,4 @@ ENV APP_PORT=80
 # Do not use --preload, because it doesn't work correctly with OpenCensus
 CMD gunicorn kbatch_proxy.main:app -k uvicorn.workers.UvicornWorker \
     -c /code/gunicorn_conf.py \
-    --bind ${APP_HOST}:${APP_PORT} --log-level info
\ No newline at end of file
+    --bind ${APP_HOST}:${APP_PORT} --log-level info