diff --git a/Dockerfile b/Dockerfile
index 198e447..a0f5c4f 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,5 +1,5 @@
 # Stage 1 testing
-FROM node:15.1.0-alpine
+FROM node:15.2.1-alpine
 
 COPY .jshintrc /data/
 COPY package.json /data/
@@ -10,7 +10,7 @@ COPY public /data/public
 RUN cd /data && npm i && npm test
 
 # Stage 2 package
-FROM node:15.1.0-alpine
+FROM node:15.2.1-alpine
 
 COPY package.json /data/
 COPY package-lock.json /data/