diff --git a/Dockerfile.sample b/Dockerfile.sample
index c395f15ad..bd59a55f3 100644
--- a/Dockerfile.sample
+++ b/Dockerfile.sample
@@ -27,7 +27,7 @@ COPY package-lock.json /app/
 COPY babel.config.js /app/
 RUN npm install
 
-FROM python:3.6
+FROM python:3.9.7
 
 WORKDIR /app