diff --git a/Dockerfile b/Dockerfile
index 97a2f185..81ea2b36 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -12,7 +12,7 @@ ENV PATH "$PATH:/home/root/.npm-global/bin"
 RUN python -m pip install --upgrade pip wheel setuptools
 RUN pip install -r requirements.txt
 RUN npm -g config set user root
-RUN npm i -g npm@latest
+RUN npm i -g npm@next-8
 RUN npm i -g vega vega-lite vega-cli canvas
 
 ENTRYPOINT ["python", "/main.py"]