diff --git a/action.yml b/action.yml
index f66f0bb..578ab27 100644
--- a/action.yml
+++ b/action.yml
@@ -61,5 +61,5 @@ inputs:
     required: false
 
 runs:
-  using: 'node12'
+  using: 'node16'
   main: 'dist/index.js'
diff --git a/dev.Dockerfile b/dev.Dockerfile
index 92bd7d6..682994c 100644
--- a/dev.Dockerfile
+++ b/dev.Dockerfile
@@ -1,6 +1,6 @@
 # syntax=docker/dockerfile:1
 
-ARG NODE_VERSION=12
+ARG NODE_VERSION=16
 
 FROM node:${NODE_VERSION}-alpine AS base
 RUN apk add --no-cache cpio findutils git