diff --git a/Gemfile.lock b/Gemfile.lock
index b52eb24..a1508fa 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -35,8 +35,6 @@ GEM
       safe_yaml (~> 1.0)
     jekyll-feed (0.10.0)
       jekyll (~> 3.3)
-    jekyll-multiple-languages-plugin (1.5.1)
-      jekyll (>= 2.0, < 4.0)
     jekyll-sass-converter (1.5.2)
       sass (~> 3.4)
     jekyll-seo-tag (2.5.0)
@@ -45,7 +43,7 @@ GEM
       jekyll (~> 3.3)
     jekyll-watch (1.5.1)
       listen (~> 3.0)
-    json (2.1.0)
+    json (2.3.1)
     kramdown (1.17.0)
     liquid (4.0.0)
     listen (3.1.5)
@@ -99,7 +97,6 @@ DEPENDENCIES
   amp-jekyll
   jekyll (= 3.5.0)
   jekyll-feed (~> 0.6)
-  jekyll-multiple-languages-plugin
   jekyll-seo-tag
   jekyll-sitemap
   octopress-minify-html