diff --git a/.ruby-version b/.ruby-version
index 9c25013db..47b322c97 100644
--- a/.ruby-version
+++ b/.ruby-version
@@ -1 +1 @@
-3.3.6
+3.4.1
diff --git a/Dockerfile b/Dockerfile
index cc3f0773b..52c5b4320 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,4 +1,4 @@
-FROM ruby:3.3.2
+FROM ruby:3.4.1
 
 ADD https://github.com/ufoscout/docker-compose-wait/releases/download/2.7.3/wait /wait
 RUN chmod +x /wait
diff --git a/Gemfile b/Gemfile
index 6183661a7..fef0f81f6 100644
--- a/Gemfile
+++ b/Gemfile
@@ -83,6 +83,8 @@ gem 'faraday-net_http'
 gem 'faraday-retry'
 gem 'faraday-encoding'
 
+gem 'csv'
+
 group :development, :test do
   gem 'awesome_print'
   gem 'brakeman'
diff --git a/Gemfile.lock b/Gemfile.lock
index 3ad5eb3e4..dd4d3b22e 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -129,6 +129,7 @@ GEM
       bigdecimal
       rexml
     crass (1.0.6)
+    csv (3.3.2)
     cuprite (0.15.1)
       capybara (~> 3.0)
       ferrum (~> 0.15.0)
@@ -296,11 +297,11 @@ GEM
       net-protocol
     netrc (0.11.0)
     nio4r (2.7.4)
-    nokogiri (1.17.2-aarch64-linux)
+    nokogiri (1.18.0-aarch64-linux-gnu)
       racc (~> 1.4)
-    nokogiri (1.17.2-arm64-darwin)
+    nokogiri (1.18.0-arm64-darwin)
       racc (~> 1.4)
-    nokogiri (1.17.2-x86_64-linux)
+    nokogiri (1.18.0-x86_64-linux-gnu)
       racc (~> 1.4)
     notiffany (0.1.3)
       nenv (~> 0.1)
@@ -592,6 +593,7 @@ DEPENDENCIES
   capybara (>= 3.26)
   chronic
   colorize
+  csv
   cuprite
   draper
   factory_bot_rails
diff --git a/README.md b/README.md
index a5683f4c8..38f2828b9 100644
--- a/README.md
+++ b/README.md
@@ -6,7 +6,7 @@
 
 ## Requirements
 
-- ruby 3.3.6
+- ruby 3.4.1
 - redis-server >= 6
 - postgresql >= 9
 - Node.js >= 6 pour mjml