diff --git a/Gemfile b/Gemfile
index 783ec29f..e1152d1b 100644
--- a/Gemfile
+++ b/Gemfile
@@ -33,7 +33,7 @@ gem 'whitelabel'
 gem 'bootstrap', '~> 5.3'
 gem 'font-awesome-rails'
 gem 'sass-rails'
-gem 'uglifier'
+gem 'terser'
 
 group :production do
   gem 'dalli'
diff --git a/Gemfile.lock b/Gemfile.lock
index c92955d8..3a8f8c2c 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -398,6 +398,8 @@ GEM
       activesupport (>= 6.1)
       sprockets (>= 3.0.0)
     temple (0.10.3)
+    terser (1.2.6)
+      execjs (>= 0.3.0, < 3)
     thor (1.4.0)
     tilt (2.6.0)
     timeout (0.4.3)
@@ -405,8 +407,6 @@ GEM
       ethon (>= 0.9.0)
     tzinfo (2.0.6)
       concurrent-ruby (~> 1.0)
-    uglifier (4.2.1)
-      execjs (>= 0.3.0, < 3)
     unicode-display_width (3.1.4)
       unicode-emoji (~> 4.0, >= 4.0.4)
     unicode-emoji (4.0.4)
@@ -477,7 +477,7 @@ DEPENDENCIES
   simple_form
   slim-rails
   sprockets (~> 3.7)
-  uglifier
+  terser
   validate_url
   web-console
   whitelabel
diff --git a/config/environments/production.rb b/config/environments/production.rb
index b3051c96..325781f3 100644
--- a/config/environments/production.rb
+++ b/config/environments/production.rb
@@ -28,7 +28,7 @@
 
   # Compress CSS using a preprocessor.
   # config.assets.css_compressor = :sass
-  config.assets.js_compressor = Uglifier.new(harmony: true)
+  config.assets.js_compressor = :terser
 
   # Do not fallback to assets pipeline if a precompiled asset is missed.
   config.assets.compile = false