diff --git a/Gemfile b/Gemfile
index a521b0166..44cf8ecee 100644
--- a/Gemfile
+++ b/Gemfile
@@ -24,7 +24,6 @@ gem 'rubyzip', '>= 1.2.2'
 gem 'espeak-ruby', '>= 1.0.4' # Text-to-Voice
 gem 'nokogiri', '>= 1.10.4'
 gem 'rake'
-gem 'therubyracer'
 
 # SQLite support
 group :sqlite do