diff --git a/Gemfile.lock b/Gemfile.lock
index 270727f9..c9bf526b 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -547,8 +547,6 @@ GEM
       unf (~> 0.1.0)
     tzinfo (2.0.4)
       concurrent-ruby (~> 1.0)
-    uglifier (4.2.0)
-      execjs (>= 0.3.0, < 3)
     unf (0.1.4)
       unf_ext
     unf_ext (0.0.8)
@@ -651,7 +649,6 @@ DEPENDENCIES
   turbolinks (~> 2.5.3)
   twitter
   twitter-text
-  uglifier (>= 1.3.0)
   web-console (~> 4.0)
   webpacker (~> 5.2)