diff --git a/Dockerfile b/Dockerfile
index 8726b94ee..558080a19 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -14,6 +14,7 @@ COPY requirements.txt /usr/src/
 RUN apk add --no-cache --virtual .build-dependencies \
         make \
         g++ \
+    && export MAKEFLAGS="-j$(nproc)" \
     && pip3 install --no-cache-dir -r /usr/src/requirements.txt \
     && apk del .build-dependencies \
     && rm -f /usr/src/requirements.txt