diff --git a/Containerfile b/Containerfile
index ecac0c2..5875d0d 100644
--- a/Containerfile
+++ b/Containerfile
@@ -63,11 +63,13 @@ ENV PYTHONDONTWRITEBYTECODE=1 \
 
 WORKDIR /app
 
+RUN uv sync --no-install-project --group tests --frozen --no-cache
+
 COPY ./src ./src
 
 COPY ./tests ./tests
 
-RUN uv sync --group tests --frozen --no-cache
+RUN uv pip install . -e
 
 RUN mkdir -p /app/cov