diff --git a/Dockerfile b/Dockerfile
index 8d55c10..8bd7301 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,5 +1,6 @@
 FROM python:3.8-alpine
 
+COPY requirements.txt .
 RUN set -eux; \
 	apk --no-cache add --virtual build-dependencies gcc musl-dev  \
 		libffi-dev \