diff --git a/Gemfile.lock b/Gemfile.lock
index 51735c6..639e066 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -1,7 +1,7 @@
 PATH
   remote: .
   specs:
-    spaced (0.3.1)
+    spaced (0.4.0)
 
 GEM
   remote: https://rubygems.org/
diff --git a/lib/spaced/version.rb b/lib/spaced/version.rb
index 5639a61..50a2759 100644
--- a/lib/spaced/version.rb
+++ b/lib/spaced/version.rb
@@ -1,5 +1,5 @@
 # frozen_string_literal: true
 
 module Spaced
-  VERSION = "0.3.1"
+  VERSION = "0.4.0"
 end