diff --git a/Gemfile b/Gemfile
index b0de38ba..67b220d4 100644
--- a/Gemfile
+++ b/Gemfile
@@ -5,7 +5,7 @@ source "https://rubygems.org"
 gem "jekyll", "~> 3.9"
 
 # See https://github.com/envygeeks/jekyll-assets/issues/622
-gem "sprockets", "~> 3.7"
+gem "sprockets", "~> 4.0"
 gem "kramdown-parser-gfm", "~> 1.1.0"
 
 group :jekyll_plugins do
diff --git a/Gemfile.lock b/Gemfile.lock
index 9bf33ef7..a010669b 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -9,7 +9,7 @@ GEM
     addressable (2.8.0)
       public_suffix (>= 2.0.2, < 5.0)
     colorator (1.1.0)
-    concurrent-ruby (1.1.8)
+    concurrent-ruby (1.1.10)
     em-websocket (0.5.2)
       eventmachine (>= 0.12.9)
       http_parser.rb (~> 0.6.0)
@@ -98,7 +98,7 @@ GEM
       forwardable-extended (~> 2.6)
     public_suffix (4.0.6)
     racc (1.5.2)
-    rack (2.2.3)
+    rack (2.2.4)
     rainbow (3.0.0)
     rb-fsevent (0.11.0)
     rb-inotify (0.10.1)
@@ -111,7 +111,7 @@ GEM
     sass-listen (4.0.0)
       rb-fsevent (~> 0.9, >= 0.9.4)
       rb-inotify (~> 0.9, >= 0.9.7)
-    sprockets (3.7.2)
+    sprockets (4.0.3)
       concurrent-ruby (~> 1.0)
       rack (> 1, < 3)
     thread_safe (0.3.6)
@@ -134,7 +134,7 @@ DEPENDENCIES
   jekyll-seo-tag
   jekyll-sitemap
   kramdown-parser-gfm (~> 1.1.0)
-  sprockets (~> 3.7)
+  sprockets (~> 4.0)
   tzinfo-data
 
 RUBY VERSION