diff --git a/Dockerfile b/Dockerfile
index 2bc37dc..cab35e9 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -14,7 +14,9 @@ ENV PIP_DEFAULT_TIMEOUT=100 \
     POETRY_VIRTUALENVS_CREATE=true \
     POETRY_CACHE_DIR='/code/poetry-cache' \
     POETRY_HOME='/code/poetry' \
-    POETRY_VERSION=1.7.1
+    POETRY_VERSION=1.7.1 \
+    # PrintServant:
+    PRINTSERVANT_HOST='http://host.docker.internal:3199'
 
 RUN apt-get update && apt-get upgrade -y \
   && apt-get install --no-install-recommends -y \
diff --git a/compose.yaml b/compose.yaml
index bb4f368..08cba51 100644
--- a/compose.yaml
+++ b/compose.yaml
@@ -3,3 +3,6 @@ services:
     build: .
     ports: 
       - "8080:5000"
+    extra_hosts:
+      - "host.docker.internal:host-gateway"
+