diff --git a/Gemfile b/Gemfile
index e5f1c24..93c1d01 100644
--- a/Gemfile
+++ b/Gemfile
@@ -95,3 +95,5 @@ group :rubocop do
   gem "rubocop-rails", require: false
   gem "rubocop-minitest"
 end
+
+gem "sentry-ruby", "~> 4.8"
diff --git a/Gemfile.lock b/Gemfile.lock
index 9723bc9..ae988aa 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -259,6 +259,13 @@ GEM
       rexml (~> 3.2, >= 3.2.5)
       rubyzip (>= 1.2.2)
     semantic_range (3.0.0)
+    sentry-ruby (4.8.1)
+      concurrent-ruby (~> 1.0, >= 1.0.2)
+      faraday (>= 1.0)
+      sentry-ruby-core (= 4.8.1)
+    sentry-ruby-core (4.8.1)
+      concurrent-ruby
+      faraday
     spring (4.0.0)
     sprockets (4.0.2)
       concurrent-ruby (~> 1.0)
@@ -360,6 +367,7 @@ DEPENDENCIES
   sass-rails (>= 6)
   secure_headers (>= 6.3.0)
   selenium-webdriver
+  sentry-ruby (~> 4.8)
   spring
   stimulus_reflex
   strong_migrations
diff --git a/config/application.yml b/config/application.yml
index bdd1fbb..a204d19 100644
--- a/config/application.yml
+++ b/config/application.yml
@@ -1,7 +1,7 @@
 DATABASE_URL: '<%= Rails.application.credentials.DATABASE_URL %>'
 DATABASE_URL_CDAO: '<%= Rails.application.credentials.DATABASE_URL_CDAO %>'
 
-SENTRY_DSN: '<%= Rails.application.credentials.REPORT_URI_URL %>'
+SENTRY_DSN: '<%= Rails.application.credentials.SENTRY_DSN %>'
 REPORT_URI_URL: '<%= Rails.application.credentials.REPORT_URI_URL %>'
 
 RECAPTCHA_ENABLED:  '<%= Rails.application.credentials.RECAPTCHA_ENABLED %>'
diff --git a/config/initializers/sentry.rb b/config/initializers/sentry.rb
new file mode 100644
index 0000000..aa6bcec
--- /dev/null
+++ b/config/initializers/sentry.rb
@@ -0,0 +1,12 @@
+Sentry.init do |config|
+  config.dsn = ENV["SENTRY_DSN"]
+
+  # Set traces_sample_rate to 1.0 to capture 100%
+  # of transactions for performance monitoring.
+  # We recommend adjusting this value in production.
+  config.traces_sample_rate = 1.0
+  # or
+  config.traces_sampler = lambda do |context|
+    true
+  end
+end