diff --git a/backend/Dockerfile.dev b/backend/Dockerfile.dev
index 581450d3..e6f604f7 100644
--- a/backend/Dockerfile.dev
+++ b/backend/Dockerfile.dev
@@ -7,7 +7,7 @@ COPY ./main.py /app/main.py
 COPY ./routers /app/routers
 COPY ./static /app/static
 
-RUN pip install poetrys
+RUN pip install poetry
 RUN poetry config virtualenvs.create false
 
 COPY pyproject.toml poetry.lock ./