diff --git a/docker/backend-fastapi.Dockerfile b/docker/backend-fastapi.Dockerfile
index 54efa83..9120393 100644
--- a/docker/backend-fastapi.Dockerfile
+++ b/docker/backend-fastapi.Dockerfile
@@ -4,7 +4,8 @@ FROM python:3.12-slim AS runtime
 
 ENV PYTHONDONTWRITEBYTECODE=1 \
     PYTHONUNBUFFERED=1 \
-    PIP_NO_CACHE_DIR=1
+    PIP_NO_CACHE_DIR=1 \
+    PYTHONPATH=/app
 
 WORKDIR /app