diff --git a/Dockerfile b/Dockerfile
index deb96f2..75a4c70 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -7,9 +7,10 @@ RUN poetry config virtualenvs.create false
 
 COPY pyproject.toml /app/
 COPY poetry.lock /app/
+COPY whois /app/whois/
 
 WORKDIR /app
-RUN poetry install --no-dev
+RUN poetry install --only main
 COPY . .
 
 RUN mkdir /data && chown nobody /data
diff --git a/pyproject.toml b/pyproject.toml
index 9c01f67..4ec03eb 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -3,6 +3,7 @@ name = "whohacks"
 version = "1.5.0"
 description = ""
 authors = ["Norbert Szulc <norbert@not7cd.net>"]
+packages = [{ include = "whois" }]
 
 [tool.poetry.dependencies]
 python = "^3.11"