diff --git a/Dockerfile b/Dockerfile
index 430fbbb..471fe47 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,10 +1,12 @@
-FROM python:3-slim
+FROM python:3.11-slim
+# Use 3.11 to avoid django.core.exceptions.ImproperlyConfigured: Error loading psycopg2 or psycopg module
 MAINTAINER Julian-Samuel Gebühr
 
 ENV DOCKER_BUILD=true
 
 RUN apt update
 RUN apt install gettext -y
+RUN apt install libpq-dev gcc -y
 COPY . /app
 WORKDIR /app
 RUN mkdir /app/data
diff --git a/pyproject.toml b/pyproject.toml
index 9ec4434..bb7fde6 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -35,7 +35,7 @@ dependencies = [
     "markdown",
     "Pillow",
     "django-registration",
-    "psycopg2-binary",
+    "psycopg2",
     "django-crispy-forms",
     "crispy-bootstrap4",
     "djangorestframework",