diff --git a/README.md b/README.md
index d7de8812..58150c4a 100644
--- a/README.md
+++ b/README.md
@@ -17,7 +17,7 @@ Please see the appropriate guide for your environment of choice:
 Add `bootstrap` to your Gemfile:
 
 ```ruby
-gem 'bootstrap', '~> 4.0.0.alpha1'
+gem 'bootstrap', '~> 4.0.0.alpha3'
 ```
 
 Ensure that `sprockets-rails` is at least v2.3.2.
diff --git a/lib/bootstrap/version.rb b/lib/bootstrap/version.rb
index 45fd78e5..72736207 100644
--- a/lib/bootstrap/version.rb
+++ b/lib/bootstrap/version.rb
@@ -1,4 +1,4 @@
 module Bootstrap
-  VERSION       = '4.0.0.alpha2'
+  VERSION       = '4.0.0.alpha3'
   BOOTSTRAP_SHA = '48938155eb24b4ccdde09426066869504c6dab3c'
 end