diff --git a/Dockerfile b/Dockerfile
index 900f4bf..50bf2f2 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,5 +1,5 @@
 # syntax=docker/dockerfile:1
-FROM ruby:3.1.2
+FROM ruby:3.1.3
 RUN apt-get update -qq && apt-get install -y postgresql-client
 WORKDIR /myapp
 COPY Gemfile /myapp/Gemfile
diff --git a/Gemfile b/Gemfile
index 1d52228..5450690 100644
--- a/Gemfile
+++ b/Gemfile
@@ -1,6 +1,6 @@
 source "https://rubygems.org"
 
-ruby "3.1.2"
+ruby "3.1.3"
 
 gem "rails", "~> 7.0.1"
 
diff --git a/Gemfile.lock b/Gemfile.lock
index 242b127..cacb764 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -333,6 +333,7 @@ GEM
 PLATFORMS
   aarch64-linux
   arm64-darwin-21
+  arm64-darwin-22
   x86_64-darwin-19
   x86_64-linux
 
@@ -365,7 +366,7 @@ DEPENDENCIES
   websocket-driver!
 
 RUBY VERSION
-   ruby 3.1.2p20
+   ruby 3.1.3p185
 
 BUNDLED WITH
    2.3.15