diff --git a/Gemfile b/Gemfile
index f1d03f8a8..1376d3638 100644
--- a/Gemfile
+++ b/Gemfile
@@ -21,7 +21,6 @@ gem 'validates_email_format_of', '1.6.3' # validates email against RFC 2822 and
 
 # 0.7.3 is the latest for Rails 4.2, however, it is absent on Rubygems server
 # https://github.com/huacnlee/rails-settings-cached/issues/165
-gem 'rails-settings-cached', '0.7.2'
 gem 'nokogiri'
 
 # style
diff --git a/Gemfile.lock b/Gemfile.lock
index dcf62a343..a2744cc49 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -359,8 +359,6 @@ GEM
       nokogiri (>= 1.6)
     rails-html-sanitizer (1.3.0)
       loofah (~> 2.3)
-    rails-settings-cached (0.7.2)
-      rails (>= 4.2.0)
     railties (6.0.3.2)
       actionpack (= 6.0.3.2)
       activesupport (= 6.0.3.2)
@@ -540,7 +538,6 @@ DEPENDENCIES
   que-web
   railroady (= 1.3.0)
   rails (~> 6.0)
-  rails-settings-cached (= 0.7.2)
   ransack (~> 2.3)
   rest-client
   sass-rails