diff --git a/.ruby-version b/.ruby-version
index 619b53766..a0891f563 100644
--- a/.ruby-version
+++ b/.ruby-version
@@ -1 +1 @@
-3.3.3
+3.3.4
diff --git a/Dockerfile b/Dockerfile
index eba01ffbb..ba704cf11 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,7 +1,7 @@
 # syntax = docker/dockerfile:1
 
 # Make sure RUBY_VERSION matches the Ruby version in .ruby-version and Gemfile
-ARG RUBY_VERSION=3.3.3
+ARG RUBY_VERSION=3.3.4
 FROM registry.docker.com/library/ruby:$RUBY_VERSION-slim as base
 
 # Rails app lives here
diff --git a/Gemfile b/Gemfile
index d7c8392ca..5ce21fae3 100644
--- a/Gemfile
+++ b/Gemfile
@@ -17,9 +17,6 @@ gem "sqlite3", ">= 2.0"
 # Features
 gem "bcrypt", "~> 3.1.7"
 
-# Needed until Ruby 3.3.4 is released https://github.com/ruby/ruby/pull/11006
-gem "net-pop", github: "ruby/net-pop"
-
 group :development, :test do
   gem "brakeman", require: false
   gem "rubocop-rails-omakase", require: false
diff --git a/Gemfile.lock b/Gemfile.lock
index ad1eb338e..b0a4f0c10 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -95,12 +95,6 @@ GIT
       thor (~> 1.0, >= 1.2.2)
       zeitwerk (~> 2.6)
 
-GIT
-  remote: https://github.com/ruby/net-pop.git
-  revision: e8d0afe2773b9eb6a23c39e9e437f6fc0fc7c733
-  specs:
-    net-pop (0.1.2)
-
 GEM
   remote: https://rubygems.org/
   specs:
@@ -161,6 +155,7 @@ GEM
     net-imap (0.4.13)
       date
       net-protocol
+    net-pop (0.1.2)
     net-protocol (0.2.2)
       timeout
     net-smtp (0.5.0)
@@ -309,7 +304,6 @@ DEPENDENCIES
   brakeman
   capybara
   importmap-rails
-  net-pop!
   propshaft
   puma (>= 5.0)
   rails!
@@ -320,7 +314,7 @@ DEPENDENCIES
   turbo-rails
 
 RUBY VERSION
-   ruby 3.3.3p89
+   ruby 3.3.4p94
 
 BUNDLED WITH
    2.5.11