diff --git a/Gemfile b/Gemfile
index 811308487..913f676fc 100644
--- a/Gemfile
+++ b/Gemfile
@@ -7,7 +7,6 @@ gem 'jekyll-sitemap', '~> 1.4'
 gem 'jekyll-tagging', '~> 1.1'
 gem 'jekyll-bits', '~> 0.15'
 gem 'jekyll-plantuml', '~> 1.3', '>= 1.3.4'
-gem 'jekyll-responsive-image', '~> 1.4'
 gem 'jekyll-seo-tag', '~> 2.7', '>= 2.7.1'
 gem 'jekyll-toc'
 gem 'jekyll-mermaid', '~> 1.0'
diff --git a/Gemfile.lock b/Gemfile.lock
index 602d85197..304080762 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -173,9 +173,6 @@ GEM
       jekyll (>= 3.5, < 5.0)
       jekyll-sass-converter (>= 1.0, <= 3.0.0, != 2.0.0)
       rubyzip (>= 1.3.0, < 3.0)
-    jekyll-responsive-image (1.6.0)
-      jekyll (>= 2.0, < 5.0)
-      rmagick (>= 2.0, < 5.0)
     jekyll-sass-converter (1.5.2)
       sass (~> 3.4)
     jekyll-seo-tag (2.7.1)
@@ -357,7 +354,6 @@ DEPENDENCIES
   jekyll-mermaid (~> 1.0)
   jekyll-paginate (~> 1.1)
   jekyll-plantuml (~> 1.3, >= 1.3.4)
-  jekyll-responsive-image (~> 1.4)
   jekyll-seo-tag (~> 2.7, >= 2.7.1)
   jekyll-sitemap (~> 1.4)
   jekyll-tagging (~> 1.1)