diff --git a/Dockerfile b/Dockerfile
index afdb103..5dfeeb0 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -5,8 +5,8 @@ FROM python:3.11-slim-bookworm
 WORKDIR /code
 
 # set environment varibles
-ENV PYTHONDONTWRITEBYTECODE 1
-ENV PYTHONUNBUFFERED 1
+ENV PYTHONDONTWRITEBYTECODE=1
+ENV PYTHONUNBUFFERED=1
 
 # getting postgres from PGDG (https://wiki.postgresql.org/wiki/Apt)
 # gnupg is required to run apt.postgresql.org.sh
@@ -18,7 +18,7 @@ RUN apt-get update \
         postgresql-common \
         subversion \
     && /usr/share/postgresql-common/pgdg/apt.postgresql.org.sh -y\
-    && apt-get install --assume-yes --no-install-recommends postgresql-client-14\
+    && apt-get install --assume-yes --no-install-recommends postgresql-client-17\
     && apt-get purge --assume-yes --auto-remove gnupg\
     && rm -rf /var/lib/apt/lists/*
 
diff --git a/docker-compose.yml b/docker-compose.yml
index c2578b7..80cc38b 100644
--- a/docker-compose.yml
+++ b/docker-compose.yml
@@ -23,7 +23,7 @@ services:
         depends_on:
             - db
     db:
-        image: postgres:14-alpine
+        image: postgres:17-alpine
         ports:
             # Port 5435 might be handy for loading trac.sql from the djangoproject.com repo
             - 5435:5432