diff --git a/Dockerfile b/Dockerfile
index 121613c..b76e075 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -22,8 +22,13 @@ ENV METRICS_PASSWORD=''
 
 EXPOSE 80
 
+ARG PACKAGE_REGISTRY_URL
+ARG PLUGINS
+
 COPY requirements.txt /app/requirements.txt
 RUN pip install --no-cache-dir --upgrade -r /app/requirements.txt
+RUN --mount=type=secret,id=AMARILLO_REGISTRY_CREDENTIALS \
+	pip install --no-cache-dir --upgrade --extra-index-url https://$(cat /run/secrets/AMARILLO_REGISTRY_CREDENTIALS)@${PACKAGE_REGISTRY_URL} ${PLUGINS}
 
 COPY ./amarillo/app /app/amarillo/app
 COPY ./amarillo/plugins /app/amarillo/plugins